{"id":1585,"date":"2026-03-31T17:10:40","date_gmt":"2026-03-31T14:10:40","guid":{"rendered":"https:\/\/omathimatikos.gr\/ekete\/?p=1585"},"modified":"2026-03-31T18:06:47","modified_gmt":"2026-03-31T15:06:47","slug":"%ce%b7-%ce%ba%ce%b1%cf%81%ce%b4%ce%b9%ce%ac-%cf%84%cf%89%ce%bd-%ce%bc%ce%b1%ce%b8%ce%b7%ce%bc%ce%b1%cf%84%ce%b9%ce%ba%cf%8e%ce%bd-%cf%87%cf%84%cf%85%cf%80%ce%ac-%cf%83%cf%84%ce%b7-%ce%ba%ce%b1%cf%81","status":"publish","type":"post","link":"http:\/\/omathimatikos.gr\/ekete\/?p=1585","title":{"rendered":"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb"},"content":{"rendered":"<p><!--more--><\/p>\n<p>\u00a0<\/p>\n<p>\u039c\u03b5 \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03c4\u03c5\u03c7\u03af\u03b1 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03ce\u03b8\u03b7\u03ba\u03b5 \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03c3\u03c4\u03bf \u03ac\u03bb\u03c3\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03a0\u03b1\u03c5\u03c3\u03b9\u03bb\u03cd\u03c0\u03bf\u03c5, \u03c3\u03c4\u03bf \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf \u03c4\u03b7\u03c2 \u03c0\u03cc\u03bb\u03b7\u03c2, \u03b7 \u03b4\u03c1\u03ac\u03c3\u03b7 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb. \u03a3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03af\u03c7\u03b1\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 150 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03b1\u03c0\u03cc 30 \u03a3\u03c7\u03bf\u03bb\u03b9\u03ba\u03ad\u03c2 \u039c\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03c4\u03b7\u03c2 \u0391\/\u03b8\u03bc\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 \u0392\/\u03b8\u03bc\u03b9\u03b1\u03c2 \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1\u03c2. \u0397 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03b1\u03c6\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bc\u03b9\u03b1 \u03b2\u03b9\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae, \u03c0\u03b1\u03b9\u03b3\u03bd\u03b9\u03ce\u03b4\u03b7 \u03ac\u03c3\u03ba\u03b7\u03c3\u03b7 \u03c3\u03c4\u03bf \u03c7\u03ce\u03c1\u03bf \u03c4\u03bf\u03c5 \u03a0\u03ac\u03c1\u03ba\u03bf\u03c5, \u03cc\u03c0\u03bf\u03c5 \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ad\u03c0\u03c1\u03b5\u03c0\u03b5 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03ba\u03b1\u03bb\u03cd\u03c8\u03bf\u03c5\u03bd \u03c4\u03bf\u03c5\u03c2 4 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd\u03c2, \u03bd\u03b1 \u03c3\u03ba\u03b1\u03bd\u03ac\u03c1\u03bf\u03c5\u03bd \u03bc\u03b5 \u03c6\u03bf\u03c1\u03b7\u03c4\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ad\u03c2 \u03c4\u03b1 QR codes \u03c0\u03bf\u03c5 \u03ba\u03c1\u03c5\u03b2\u03cc\u03c4\u03b1\u03bd \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03cd\u03c3\u03bf\u03c5\u03bd \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b1 4 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b3\u03c1\u03af\u03c6\u03bf\u03c5\u03c2. \u03a3\u03c4\u03b7\u03bd \u03b5\u03af\u03c3\u03bf\u03b4\u03bf \u03c4\u03bf\u03c5 \u03c0\u03ac\u03c1\u03ba\u03bf\u03c5 \u03b7 \u039f\u03c1\u03b3\u03b1\u03bd\u03c9\u03c4\u03b9\u03ba\u03ae \u0395\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae \u03ba\u03b1\u03c4\u03ad\u03b3\u03c1\u03b1\u03c6\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5\u03c2 \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03bb\u03bf\u03ba\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 \u03ba\u03ac\u03b8\u03b5 \u03bf\u03bc\u03ac\u03b4\u03b1\u03c2.<\/p>\n<p>\u0388\u03c0\u03b5\u03b9\u03c4\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03c0\u03b9\u03b4\u03cc\u03c3\u03b5\u03c9\u03bd, \u03b7 \u039f\u03c1\u03b3\u03b1\u03bd\u03c9\u03c4\u03b9\u03ba\u03ae \u0395\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae \u03b1\u03bd\u03b1\u03ba\u03bf\u03b9\u03bd\u03ce\u03bd\u03b5\u03b9:<\/p>\n<p><strong>1)\u03a3\u03c4\u03b7 \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03c4\u03b7\u03c2 \u0391\/\u03b8\u03bc\u03b9\u03b1\u03c2 \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2: <\/strong><\/p>\n<p>\u0391\u2019 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03b7:<\/p>\n<p>4\u03bf \u0394\u0397\u039c\u039f\u03a4\u0399\u039a\u039f \u03a3\u03a7\u039f\u039b\u0395\u0399\u039f \u039a\u0391\u03a1\u0394\u0399\u03a4\u03a3\u0391\u03a3 (\u0391\u039d\u03a5\u03a6\u0391\u039d\u03a4\u0397\u03a3 \u0397\u039b\u0399\u0391\u03a3 \u03a0\u039570): \u039c\u03b5\u03c1\u03bb\u03ad\u03bc\u03b7\u03c2 \u03a0\u03b1\u03cd\u03bb\u03bf\u03c2, \u0391\u03c1\u03b3\u03c5\u03c1\u03cc\u03c0\u03bf\u03c5\u03bb\u03bf\u03c2 \u03a6\u03af\u03bb\u03b9\u03c0\u03c0\u03bf\u03c2, \u039a\u03b1\u03c1\u03c1\u03ac \u0388\u03bb\u03bb\u03b7, \u039a\u03c9\u03c3\u03c4\u03ac\u03bc\u03b7\u03c2 \u0392\u03b1\u03c3\u03af\u03bb\u03b5\u03b9\u03bf\u03c2<\/p>\n<p>\u0392\u2019 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03b7:<\/p>\n<p>8\u03bf \u0394\u0397\u039c\u039f\u03a4\u0399\u039a\u039f \u03a3\u03a7\u039f\u039b\u0395\u0399\u039f \u039a\u0391\u03a1\u0394\u0399\u03a4\u03a3\u0391\u03a3 (\u039a\u039f\u03a5\u039c\u03a0\u0391\u03a1\u0395\u039b\u039f\u03a5 \u0394\u0391\u03a6\u039d\u0397, \u03a0\u039570): \u039c\u03c0\u03b1\u03bb\u03ac\u03c6\u03b1 \u039c\u03b1\u03c1\u03af\u03b1, \u039d\u03c4\u03b1\u03bd\u03c4\u03ac\u03bc\u03b7 \u0394\u03b1\u03bd\u03ac\u03b7, \u039d\u03c4\u03b1\u03bd\u03c4\u03ac\u03bc\u03b7 \u0391\u03bc\u03b1\u03c1\u03c5\u03bb\u03bb\u03af\u03c2<\/p>\n<p><strong>2)\u03a3\u03c4\u03b7 \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03c4\u03b7\u03c2 \u0392\/\u03b8\u03bc\u03b9\u03b1\u03c2 \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2 (\u0393\u03c5\u03bc\u03bd\u03ac\u03c3\u03b9\u03bf): <\/strong><\/p>\n<p>\u0391\u2019 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03b7:<\/p>\n<p>7\u03bf \u0393\u03a5\u039c\u039d\u0391\u03a3\u0399\u039f \u039a\u0391\u03a1\u0394\u0399\u03a4\u03a3\u0391\u03a3 (\u03a0\u0391\u03a0\u0391\u0393\u0399\u0391\u039d\u039d\u039f\u03a0\u039f\u03a5\u039b\u039f\u03a5 \u0393\u0395\u03a9\u03a1\u0393\u0399\u0391, \u03a0\u039503): \u039a\u03bf\u03cd\u03c1\u03bf\u03c2 \u0398\u03c9\u03bc\u03ac\u03c2, \u0395\u03bb \u039c\u03c0\u03b1\u03c7\u03af \u03a7\u03c1\u03ae\u03c3\u03c4\u03bf\u03c2, \u039c\u03b1\u03ba\u03c1\u03ae\u03c2 \u0394\u03b7\u03bc\u03ae\u03c4\u03c1\u03b9\u03bf\u03c2, \u039c\u03b1\u03bd\u03bf\u03cd\u03ba\u03b1\u03c2 \u03a7\u03c1\u03ae\u03c3\u03c4\u03bf\u03c2<\/p>\n<p>\u0392\u2019 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03b7:<\/p>\n<p>7\u03bf \u0393\u03a5\u039c\u039d\u0391\u03a3\u0399\u039f \u039a\u0391\u03a1\u0394\u0399\u03a4\u03a3\u0391\u03a3 (\u03a0\u0391\u03a0\u0391\u0393\u0399\u0391\u039d\u039d\u039f\u03a0\u039f\u03a5\u039b\u039f\u03a5 \u0393\u0395\u03a9\u03a1\u0393\u0399\u0391, \u03a0\u039503): \u039a\u03c9\u03c3\u03c4\u03bf\u03c0\u03bf\u03cd\u03bb\u03bf\u03c5 \u039c\u03ac\u03c1\u03b8\u03b1, \u039d\u03c4\u03b1\u03bd\u03c4\u03ac\u03bc\u03b7 \u039c\u03b1\u03c1\u03b3\u03b1\u03c1\u03af\u03c4\u03b1, \u039d\u03c4\u03ac\u03bb\u03bb\u03b1 \u0391\u03bb\u03b5\u03be\u03ac\u03bd\u03b4\u03c1\u03b1, \u0395\u03bc\u03bc\u03b1\u03bd\u03bf\u03bb\u03cc\u03b3\u03bb\u03bf\u03c5 \u0393\u03c1\u03b7\u03b3\u03cc\u03c1\u03b9\u03bf\u03c2<\/p>\n<p><strong>3)\u03a3\u03c4\u03b7 \u03b2\u03b1\u03b8\u03bc\u03af\u03b4\u03b1 \u03c4\u03b7\u03c2 \u0392\/\u03b8\u03bc\u03b9\u03b1\u03c2 \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7\u03c2 (\u039b\u03cd\u03ba\u03b5\u03b9\u03bf): <\/strong><\/p>\n<p>\u0391\u2019 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03b7:<\/p>\n<p>3\u03bf \u0393\u0395\u039b \u039a\u0391\u03a1\u0394\u0399\u03a4\u03a3\u0391\u03a3 (\u03a0\u039f\u03a5\u039b\u0399\u0391\u03a1\u0397 \u0395\u03a5\u0391\u0393\u0393\u0395\u039b\u0399\u0391-\u0395\u0399\u03a1\u0397\u039d\u0397, \u03a0\u039503): \u039d\u03ac\u03bd\u03bf\u03c2 \u03a3\u03b5\u03c1\u03b1\u03c6\u03b5\u03af\u03bc, \u039d\u03c4\u03b5\u03bd\u03b7\u03c3\u03b9\u03ce\u03c4\u03b7\u03c2 \u0397\u03bb\u03af\u03b1\u03c2, \u039a\u03c1\u03b9\u03ba\u03ad\u03bb\u03b7\u03c2 \u039d\u03b9\u03ba\u03cc\u03bb\u03b1\u03bf\u03c2, \u039b\u03ad\u03bc\u03c0\u03b1\u03c2 \u0391\u03c0\u03cc\u03c3\u03c4\u03bf\u03bb\u03bf\u03c2<\/p>\n<p>\u0392\u2019 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03b7:<\/p>\n<p>3\u03bf \u0393\u0395\u039b \u039a\u0391\u03a1\u0394\u0399\u03a4\u03a3\u0391\u03a3 (\u03a0\u039f\u03a5\u039b\u0399\u0391\u03a1\u0397 \u0395\u03a5\u0391\u0393\u0393\u0395\u039b\u0399\u0391-\u0395\u0399\u03a1\u0397\u039d\u0397, \u03a0\u039503): \u039a\u03b1\u03c4\u03bf\u03af\u03ba\u03bf\u03c5 \u0394\u03ae\u03bc\u03b7\u03c4\u03c1\u03b1, \u039c\u03c0\u03b1\u03c1\u03bf\u03cd\u03c4\u03b1 \u03a1\u03ad\u03b1, \u039c\u03c0\u03b1\u03bb\u03bf\u03b3\u03b9\u03ac\u03bd\u03bd\u03b7\u03c2 \u03a7\u03c1\u03c5\u03c3\u03cc\u03c3\u03c4\u03bf\u03bc\u03bf\u03c2, \u03a4\u03ac\u03bd\u03c4\u03bf\u03c5 \u0395\u03bb\u03ad\u03bd\u03b7<\/p>\n<p>\u03a4\u03bf \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u03c3\u03c5\u03bd\u03b5\u03c7\u03af\u03b6\u03b5\u03c4\u03b1\u03b9, \u03b3\u03b9\u03b1 \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b7\u03bc\u03ad\u03c1\u03b1 \u03b1\u03cd\u03c1\u03b9\u03bf 01\/04\/2026 \u03ba\u03b1\u03b9 \u03ce\u03c1\u03b1 10.30, \u03c3\u03c4\u03bf \u0391\u03bc\u03c6\u03b9\u03b8\u03ad\u03b1\u03c4\u03c1\u03bf \u03c4\u03bf\u03c5 \u03a4\u03bc\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03a3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd &amp; \u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u039e\u03cd\u03bb\u03bf\u03c5 \u03ba\u03b1\u03b9 \u0395\u03c0\u03af\u03c0\u03bb\u03bf\u03c5, \u03bc\u03b5 \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03ad\u03c2 \u03bf\u03bc\u03b9\u03bb\u03af\u03b5\u03c2 \u03b1\u03ba\u03b1\u03b4\u03b7\u03bc\u03b1\u03ca\u03ba\u03ce\u03bd, \u03b2\u03c1\u03b1\u03b2\u03b5\u03cd\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03bd\u03bf\u03bc\u03ae \u03b2\u03b5\u03b2\u03b1\u03b9\u03ce\u03c3\u03b5\u03c9\u03bd \u03c3\u03b5 \u03cc\u03bb\u03bf\u03c5\u03c2\/\u03cc\u03bb\u03b5\u03c2 \u03c4\u03bf\u03c5\u03c2\/\u03c4\u03b9\u03c2 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2\/\u03bf\u03c5\u03c3\u03b5\u03c2 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2\/\u03ae\u03c4\u03c1\u03b9\u03b5\u03c2 \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03b1\u03b9 \u03b8\u03b5\u03b1\u03c4\u03c1\u03b9\u03ba\u03ac \u03b4\u03c1\u03ce\u03bc\u03b5\u03bd\u03b1 &#8211; \u03b5\u03c0\u03b9\u03b4\u03b5\u03af\u03be\u03b5\u03b9\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ce\u03bd.<\/p>\n<p>\u03c3\u03c4\u03bf\u03c5\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03bc\u03bf\u03c5\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b5\u03af\u03c4\u03b5 \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03ac \u03c1\u03b5\u03c0\u03bf\u03c1\u03c4\u03ac\u03b6<\/p>\n<p><a href=\"https:\/\/neosagon.gr\/me-to-kynigi-tou-chamenou-thisavrou-xekinise-stin-karditsa-to-6o-panellinio-mathitiko-mathimatiko-festival-foto-vinteo\/\">\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03bc\u03bf\u03c2 1<\/a><\/p>\n<p><a href=\"https:\/\/www.karditsalive.net\/karditsa\/topiki-epikerotita\/%CE%B4%CF%81%CE%AC%CF%83%CE%B5%CE%B9%CF%82-%CF%83%CF%84%CE%BF-%CF%80%CE%BB%CE%B1%CE%AF%CF%83%CE%B9%CE%BF-%CF%84%CE%BF%CF%85-6%CE%BF%CF%85-%CE%BC%CE%B1%CE%B8%CE%B7%CE%BC%CE%B1%CF%84%CE%B9%CE%BA%CE%BF%CF%8D-%CE%B4%CE%B9%CE%B1%CE%B3%CF%89%CE%BD%CE%B9%CF%83%CE%BC%CE%BF%CF%8D-%CE%B8%CE%B5%CF%83%CF%83%CE%B1%CE%BB%CE%AF%CE%B1%CF%82-%CF%83%CF%84%CE%B7%CE%BD-%CE%BA%CE%B1%CF%81%CE%B4%CE%AF%CF%84%CF%83%CE%B1\">\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03bc\u03bf\u03c2 2<\/a><\/p>\n<p>\u03a3\u03b1\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03bc\u03b5 \u03cc\u03bb\u03b5\u03c2\/\u03cc\u03bb\u03bf\u03c5\u03c2!<\/p>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1608\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1608\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"18\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18-577x1024.jpg\" class=\"alignnone size-medium wp-image-1608\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/18.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1607\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1607\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"17\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17-577x1024.jpg\" class=\"alignnone size-medium wp-image-1607\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/17.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1606\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1606\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"16\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16-577x1024.jpg\" class=\"alignnone size-medium wp-image-1606\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/16.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1605\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1605\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"15\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15-577x1024.jpg\" class=\"alignnone size-medium wp-image-1605\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/15.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1604\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1604\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"14\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14-577x1024.jpg\" class=\"alignnone size-medium wp-image-1604\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/14.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1603\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1603\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12.jpg\" data-orig-size=\"1600,901\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"12\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12-300x169.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12-1024x577.jpg\" class=\"alignnone size-medium wp-image-1603\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12-300x169.jpg\" alt=\"\" width=\"300\" height=\"169\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12-300x169.jpg 300w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12-1024x577.jpg 1024w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12-768x432.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12-1536x865.jpg 1536w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/12.jpg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1602\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1602\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"11\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11-577x1024.jpg\" class=\"alignnone size-medium wp-image-1602\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/11.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1601\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1601\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"10\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10-577x1024.jpg\" class=\"alignnone size-medium wp-image-1601\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/10.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1595\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1595\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg\" data-orig-size=\"1600,901\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"5\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1-300x169.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1-1024x577.jpg\" class=\"alignnone size-medium wp-image-1595\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1-300x169.jpg\" alt=\"\" width=\"300\" height=\"169\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1-300x169.jpg 300w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1-1024x577.jpg 1024w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1-768x432.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1-1536x865.jpg 1536w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1594\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1594\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1.jpg\" data-orig-size=\"1600,901\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"4\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1-300x169.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1-1024x577.jpg\" class=\"alignnone size-medium wp-image-1594\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1-300x169.jpg\" alt=\"\" width=\"300\" height=\"169\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1-300x169.jpg 300w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1-1024x577.jpg 1024w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1-768x432.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1-1536x865.jpg 1536w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/4-1.jpg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1593\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1593\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1.jpg\" data-orig-size=\"1600,901\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"3\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1-300x169.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1-1024x577.jpg\" class=\"alignnone size-medium wp-image-1593\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1-300x169.jpg\" alt=\"\" width=\"300\" height=\"169\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1-300x169.jpg 300w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1-1024x577.jpg 1024w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1-768x432.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1-1536x865.jpg 1536w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/3-1.jpg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1592\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1592\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"2\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1-577x1024.jpg\" class=\"alignnone size-medium wp-image-1592\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/2-1.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1599\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1599\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"9 &amp;#8211; \u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae &amp;#8211; \u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-577x1024.jpg\" class=\"alignnone size-medium wp-image-1599\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/9-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae-\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1598\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1598\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"8\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8-577x1024.jpg\" class=\"alignnone size-medium wp-image-1598\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/8.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1597\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1597\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1.jpg\" data-orig-size=\"901,1600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"7\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1-169x300.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1-577x1024.jpg\" class=\"alignnone size-medium wp-image-1597\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1-169x300.jpg 169w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1-577x1024.jpg 577w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1-768x1364.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1-865x1536.jpg 865w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/7-1.jpg 901w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/h2>\n<h2 class=\"subtitle\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1596\" data-permalink=\"http:\/\/omathimatikos.gr\/ekete\/?attachment_id=1596\" data-orig-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6.jpg\" data-orig-size=\"1600,901\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"6\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6-300x169.jpg\" data-large-file=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6-1024x577.jpg\" class=\"alignnone size-medium wp-image-1596\" src=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6-300x169.jpg\" alt=\"\" width=\"300\" height=\"169\" srcset=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6-300x169.jpg 300w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6-1024x577.jpg 1024w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6-768x432.jpg 768w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6-1536x865.jpg 1536w, http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/6.jpg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/h2>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":1595,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[4],"tags":[],"class_list":["post-1585","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-4"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb - \u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/omathimatikos.gr\/ekete\/?p=1585\" \/>\n<meta property=\"og:locale\" content=\"el_GR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb - \u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395\" \/>\n<meta property=\"og:url\" content=\"http:\/\/omathimatikos.gr\/ekete\/?p=1585\" \/>\n<meta property=\"og:site_name\" content=\"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=100071102410379\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-31T14:10:40+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-31T15:06:47+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1600\" \/>\n\t<meta property=\"og:image:height\" content=\"901\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"theoj2009\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u03a3\u03c5\u03bd\u03c4\u03ac\u03c7\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc\" \/>\n\t<meta name=\"twitter:data1\" content=\"theoj2009\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u0395\u03ba\u03c4\u03b9\u03bc\u03ce\u03bc\u03b5\u03bd\u03bf\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7\u03c2\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 \u03bb\u03b5\u03c0\u03c4\u03ac\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#article\",\"isPartOf\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585\"},\"author\":{\"name\":\"theoj2009\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#\\\/schema\\\/person\\\/3821520fe72243fbcdb66d21ada83e8d\"},\"headline\":\"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb\",\"datePublished\":\"2026-03-31T14:10:40+00:00\",\"dateModified\":\"2026-03-31T15:06:47+00:00\",\"mainEntityOfPage\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585\"},\"wordCount\":6,\"commentCount\":0,\"publisher\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#organization\"},\"image\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/5-1.jpg\",\"articleSection\":[\"\u0391\u03a1\u03a7\u0399\u039a\u0397\"],\"inLanguage\":\"el\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585\",\"url\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585\",\"name\":\"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb - \u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395\",\"isPartOf\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#primaryimage\"},\"image\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/5-1.jpg\",\"datePublished\":\"2026-03-31T14:10:40+00:00\",\"dateModified\":\"2026-03-31T15:06:47+00:00\",\"breadcrumb\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#breadcrumb\"},\"inLanguage\":\"el\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"el\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#primaryimage\",\"url\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/5-1.jpg\",\"contentUrl\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/5-1.jpg\",\"width\":1600,\"height\":901},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?p=1585#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u0391\u03c1\u03c7\u03b9\u03ba\u03ae\",\"item\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb\"}]},{\"@type\":\"WebSite\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#website\",\"url\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/\",\"name\":\"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395\",\"description\":\"HELLENIC CENTER OF SCIENCES AND ARTS\",\"publisher\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"el\"},{\"@type\":\"Organization\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#organization\",\"name\":\"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395\",\"url\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"el\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/wp-content\\\/uploads\\\/2021\\\/12\\\/cropped-ekete512.jpg\",\"contentUrl\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/wp-content\\\/uploads\\\/2021\\\/12\\\/cropped-ekete512.jpg\",\"width\":512,\"height\":512,\"caption\":\"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395\"},\"image\":{\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/profile.php?id=100071102410379\"]},{\"@type\":\"Person\",\"@id\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/#\\\/schema\\\/person\\\/3821520fe72243fbcdb66d21ada83e8d\",\"name\":\"theoj2009\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"el\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/fb9368123efc0f3f8a1294ec7c5dd0aa06bb8a5bb9b151ceff5c3c9548d81d38?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/fb9368123efc0f3f8a1294ec7c5dd0aa06bb8a5bb9b151ceff5c3c9548d81d38?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/fb9368123efc0f3f8a1294ec7c5dd0aa06bb8a5bb9b151ceff5c3c9548d81d38?s=96&d=mm&r=g\",\"caption\":\"theoj2009\"},\"sameAs\":[\"http:\\\/\\\/omathimatikos.gr\\\/ekete\"],\"url\":\"http:\\\/\\\/omathimatikos.gr\\\/ekete\\\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb - \u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/omathimatikos.gr\/ekete\/?p=1585","og_locale":"el_GR","og_type":"article","og_title":"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb - \u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395","og_url":"http:\/\/omathimatikos.gr\/ekete\/?p=1585","og_site_name":"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395","article_publisher":"https:\/\/www.facebook.com\/profile.php?id=100071102410379","article_published_time":"2026-03-31T14:10:40+00:00","article_modified_time":"2026-03-31T15:06:47+00:00","og_image":[{"width":1600,"height":901,"url":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg","type":"image\/jpeg"}],"author":"theoj2009","twitter_card":"summary_large_image","twitter_misc":{"\u03a3\u03c5\u03bd\u03c4\u03ac\u03c7\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc":"theoj2009","\u0395\u03ba\u03c4\u03b9\u03bc\u03ce\u03bc\u03b5\u03bd\u03bf\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7\u03c2":"5 \u03bb\u03b5\u03c0\u03c4\u03ac"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585#article","isPartOf":{"@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585"},"author":{"name":"theoj2009","@id":"http:\/\/omathimatikos.gr\/ekete\/#\/schema\/person\/3821520fe72243fbcdb66d21ada83e8d"},"headline":"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb","datePublished":"2026-03-31T14:10:40+00:00","dateModified":"2026-03-31T15:06:47+00:00","mainEntityOfPage":{"@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585"},"wordCount":6,"commentCount":0,"publisher":{"@id":"http:\/\/omathimatikos.gr\/ekete\/#organization"},"image":{"@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585#primaryimage"},"thumbnailUrl":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg","articleSection":["\u0391\u03a1\u03a7\u0399\u039a\u0397"],"inLanguage":"el","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["http:\/\/omathimatikos.gr\/ekete\/?p=1585#respond"]}]},{"@type":"WebPage","@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585","url":"http:\/\/omathimatikos.gr\/ekete\/?p=1585","name":"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb - \u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395","isPartOf":{"@id":"http:\/\/omathimatikos.gr\/ekete\/#website"},"primaryImageOfPage":{"@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585#primaryimage"},"image":{"@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585#primaryimage"},"thumbnailUrl":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg","datePublished":"2026-03-31T14:10:40+00:00","dateModified":"2026-03-31T15:06:47+00:00","breadcrumb":{"@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585#breadcrumb"},"inLanguage":"el","potentialAction":[{"@type":"ReadAction","target":["http:\/\/omathimatikos.gr\/ekete\/?p=1585"]}]},{"@type":"ImageObject","inLanguage":"el","@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585#primaryimage","url":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg","contentUrl":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg","width":1600,"height":901},{"@type":"BreadcrumbList","@id":"http:\/\/omathimatikos.gr\/ekete\/?p=1585#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u0391\u03c1\u03c7\u03b9\u03ba\u03ae","item":"http:\/\/omathimatikos.gr\/ekete"},{"@type":"ListItem","position":2,"name":"\u0397 \u03ba\u03b1\u03c1\u03b4\u03b9\u03ac \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c7\u03c4\u03c5\u03c0\u03ac \u03c3\u03c4\u03b7 \u039a\u03b1\u03c1\u03b4\u03af\u03c4\u03c3\u03b1 \u2013 \u00ab\u039a\u03c5\u03bd\u03ae\u03b3\u03b9 \u03c4\u03bf\u03c5 \u0398\u03b7\u03c3\u03b1\u03c5\u03c1\u03bf\u03cd\u00bb"}]},{"@type":"WebSite","@id":"http:\/\/omathimatikos.gr\/ekete\/#website","url":"http:\/\/omathimatikos.gr\/ekete\/","name":"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395","description":"HELLENIC CENTER OF SCIENCES AND ARTS","publisher":{"@id":"http:\/\/omathimatikos.gr\/ekete\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"http:\/\/omathimatikos.gr\/ekete\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"el"},{"@type":"Organization","@id":"http:\/\/omathimatikos.gr\/ekete\/#organization","name":"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395","url":"http:\/\/omathimatikos.gr\/ekete\/","logo":{"@type":"ImageObject","inLanguage":"el","@id":"http:\/\/omathimatikos.gr\/ekete\/#\/schema\/logo\/image\/","url":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2021\/12\/cropped-ekete512.jpg","contentUrl":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2021\/12\/cropped-ekete512.jpg","width":512,"height":512,"caption":"\u0395\u039b\u039b\u0397\u039d\u0399\u039a\u039f \u039a\u0395\u039d\u03a4\u03a1\u039f \u0395\u03a0\u0399\u03a3\u03a4\u0397\u039c\u03a9\u039d \u039a\u0391\u0399 \u03a4\u0395\u03a7\u039d\u03a9\u039d - \u0395.\u039a.\u0395.\u03a4\u0395"},"image":{"@id":"http:\/\/omathimatikos.gr\/ekete\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/profile.php?id=100071102410379"]},{"@type":"Person","@id":"http:\/\/omathimatikos.gr\/ekete\/#\/schema\/person\/3821520fe72243fbcdb66d21ada83e8d","name":"theoj2009","image":{"@type":"ImageObject","inLanguage":"el","@id":"https:\/\/secure.gravatar.com\/avatar\/fb9368123efc0f3f8a1294ec7c5dd0aa06bb8a5bb9b151ceff5c3c9548d81d38?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/fb9368123efc0f3f8a1294ec7c5dd0aa06bb8a5bb9b151ceff5c3c9548d81d38?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/fb9368123efc0f3f8a1294ec7c5dd0aa06bb8a5bb9b151ceff5c3c9548d81d38?s=96&d=mm&r=g","caption":"theoj2009"},"sameAs":["http:\/\/omathimatikos.gr\/ekete"],"url":"http:\/\/omathimatikos.gr\/ekete\/?author=1"}]}},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"http:\/\/omathimatikos.gr\/ekete\/wp-content\/uploads\/2026\/03\/5-1.jpg","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=\/wp\/v2\/posts\/1585","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1585"}],"version-history":[{"count":3,"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=\/wp\/v2\/posts\/1585\/revisions"}],"predecessor-version":[{"id":1610,"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=\/wp\/v2\/posts\/1585\/revisions\/1610"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=\/wp\/v2\/media\/1595"}],"wp:attachment":[{"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1585"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/omathimatikos.gr\/ekete\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}