{"id":9509,"date":"2017-04-05T22:00:00","date_gmt":"2017-04-05T19:00:00","guid":{"rendered":"http:\/\/omathimatikos.gr\/?p=9509"},"modified":"2017-04-03T17:34:07","modified_gmt":"2017-04-03T14:34:07","slug":"%cf%83%cf%80%ce%b9%cf%84%ce%b9%ce%ba%ce%ad%cf%82-%ce%bb%cf%8d%cf%83%ce%b5%ce%b9%cf%82-%ce%b3%ce%b9%ce%b1-%cf%84%ce%b7%ce%bd-%ce%b7%ce%bc%ce%b9%ce%ba%cf%81%ce%b1%ce%bd%ce%af%ce%b1","status":"publish","type":"post","link":"https:\/\/omathimatikos.gr\/?p=9509","title":{"rendered":"\u03a3\u03c0\u03b9\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b1"},"content":{"rendered":"

 <\/p>\n

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\u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bf \u03ba\u03b1\u03c6\u03ad\u03c2 \u03bd\u03b1 \u03bc\u03b1\u03c2 \u03b1\u03c0\u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c0\u03bf\u03bd\u03bf\u03ba\u03ad\u03c6\u03b1\u03bb\u03bf; \u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 \u03c3\u03c0\u03b9\u03c4\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ac<\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\u039c\u03b7 \u03c3\u03c5\u03bd\u03c4\u03b1\u03b3\u03bf\u03b3\u03c1\u03b1\u03c6\u03bf\u03cd\u03bc\u03b5\u03bd\u03b1 \u03c6\u03ac\u03c1\u03bc\u03b1\u03ba\u03b1<\/p>\n

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\u039a\u03b1\u03c6\u03b5\u0390\u03bd\u03b7<\/h4>\n

\u0395\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 \u03ba\u03b1\u03c6\u03ad \u03ba\u03b1\u03b9 \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03c9\u03bd \u03ac\u03bb\u03bb\u03c9\u03bd \u03c4\u03c1\u03bf\u03c6\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c1\u03bf\u03c6\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03ba\u03b1\u03b9 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03b5\u03bd\u03b4\u03b5\u03c7\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2 \u03bd\u03b1 \u03c3\u03b1\u03c2 \u03b1\u03bd\u03b1\u03ba\u03bf\u03c5\u03c6\u03af\u03c3\u03b5\u03b9 \u03b5\u03bb\u03b1\u03c6\u03c1\u03ac. \u0398\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03b2\u03bf\u03b7\u03b8\u03ae\u03c3\u03b5\u03b9 \u03c4\u03bf\u03bd \u03bf\u03c1\u03b3\u03b1\u03bd\u03b9\u03c3\u03bc\u03cc \u03c3\u03b1\u03c2 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c1\u03c1\u03bf\u03c6\u03ae\u03c3\u03b5\u03b9 \u03c0\u03b9\u03bf \u03b3\u03c1\u03ae\u03b3\u03bf\u03c1\u03b1 \u03c4\u03bf \u03c7\u03ac\u03c0\u03b9 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03c2 \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b1\u03c2. \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03c9\u03c3\u03c4\u03cc\u03c3\u03bf \u03bd\u03b1 \u03b5\u03be\u03b1\u03c1\u03c4\u03b7\u03b8\u03b5\u03af\u03c4\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03ba\u03b1\u03c6\u03ad \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03ad\u03c7\u03b5\u03c4\u03b5 \u03c3\u03c5\u03bc\u03c0\u03c4\u03ce\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03ad\u03c1\u03b7\u03c3\u03b7\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03ba\u03bf\u03cd\u03c1\u03b1\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03c0\u03bf\u03bd\u03bf\u03ba\u03b5\u03c6\u03ac\u03bb\u03bf\u03c5\u03c2.<\/p>\n

\u03a3\u03ba\u03bf\u03c4\u03b5\u03b9\u03bd\u03cc, \u03ae\u03c3\u03c5\u03c7\u03bf \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf<\/h4>\n

\u03a4\u03bf \u03b6\u03c9\u03b7\u03c1\u03cc \u03c6\u03c9\u03c2 \u03ba\u03b1\u03b9 \u03bf \u03b8\u03cc\u03c1\u03c5\u03b2\u03bf\u03c2<\/a> \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bd \u03c7\u03b5\u03b9\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf \u03c4\u03bf\u03bd \u03c0\u03bf\u03bd\u03bf\u03ba\u03ad\u03c6\u03b1\u03bb\u03bf. \u0392\u03c1\u03b5\u03af\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03b1\u03c0\u03cc \u03c6\u03b1\u03c3\u03b1\u03c1\u03af\u03b1 \u03ba\u03b1\u03b9 \u03ba\u03bb\u03b5\u03af\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03ba\u03bf\u03c5\u03c1\u03c4\u03af\u03bd\u03b5\u03c2. \u0391\u03c5\u03c4\u03cc \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03c1\u03c1\u03c9\u03c3\u03b7.<\/p>\n

\u0386\u03c3\u03ba\u03b7\u03c3\u03b7<\/h4>\n

\u039c\u03b7\u03bd \u03c4\u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ac\u03c3\u03b5\u03c4\u03b5 \u03c3\u03c4\u03b7 \u03bc\u03ad\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b1\u03c2 \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c5\u03be\u03ae\u03c3\u03b5\u03b9 \u03c4\u03bf\u03bd \u03c0\u03cc\u03bd\u03bf. \u038c\u03c4\u03b1\u03bd \u03b1\u03b9\u03c3\u03b8\u03ac\u03bd\u03b5\u03c3\u03c4\u03b5 \u03ba\u03b1\u03bb\u03ac \u03b7 \u03c4\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03ac\u03c3\u03ba\u03b7\u03c3\u03b7 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03bb\u03ac\u03b2\u03b5\u03b9 \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b5\u03ba\u03ba\u03c1\u03af\u03bd\u03b5\u03b9 \u03b5\u03bd\u03b4\u03bf\u03c1\u03c6\u03af\u03bd\u03b5\u03c2. \u0397 \u03ac\u03c3\u03ba\u03b7\u03c3\u03b7 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c4\u03bf \u03c3\u03c4\u03c1\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03b2\u03bf\u03b7\u03b8\u03ac \u03bd\u03b1 \u03ba\u03bf\u03b9\u03bc\u03ac\u03c3\u03c4\u03b5 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b1.<\/p>\n

\u039c\u03b1\u03b3\u03bd\u03ae\u03c3\u03b9\u03bf<\/h4>\n

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\u039a\u03bf\u03b9\u03bc\u03b7\u03b8\u03b5\u03af\u03c4\u03b5 \u03ba\u03b1\u03bb\u03ac<\/h4>\n

\u039d\u03b1 \u03ba\u03bf\u03b9\u03bc\u03ac\u03c3\u03c4\u03b5 \u03c4\u03b1\u03ba\u03c4\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c6\u03b5\u03cd\u03b3\u03b5\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b5\u03c2. \u03a0\u03bf\u03bb\u03cd\u03c2 \u03ae \u03bb\u03af\u03b3\u03bf\u03c2 \u03cd\u03c0\u03bd\u03bf\u03c2 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03c0\u03bf\u03bd\u03bf\u03ba\u03ad\u03c6\u03b1\u03bb\u03bf. \u039d\u03b1 \u03c3\u03c4\u03bf\u03c7\u03b5\u03cd\u03b5\u03c4\u03b5 \u03c3\u03c4\u03b9\u03c2 7-8 \u03ce\u03c1\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03ba\u03bf\u03b9\u03bc\u03ac\u03c3\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03be\u03c5\u03c0\u03bd\u03ac\u03c4\u03b5 \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03ce\u03c1\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03bc\u03ad\u03c1\u03b1.<\/p>\n

\u0393\u03b9\u03cc\u03b3\u03ba\u03b1<\/h4>\n

\u0397 \u03ac\u03c3\u03ba\u03b7\u03c3\u03b7 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03c1\u03bf\u03bb\u03ac\u03b2\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b5\u03c2 \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03b5\u03b9 \u03b1\u03b9\u03c4\u03af\u03b1 \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b1\u03c2. \u03a9\u03c3\u03c4\u03cc\u03c3\u03bf \u03b7 \u03b3\u03b9\u03cc\u03b3\u03ba\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03b1\u03c3\u03c6\u03b1\u03bb\u03ae\u03c2 \u03b5\u03bd\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae. \u0388\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2 \u03ad\u03b4\u03b5\u03b9\u03be\u03b1\u03bd \u03cc\u03c4\u03b9 \u03c4\u03b1\u03ba\u03c4\u03b9\u03ba\u03ac \u03bc\u03b1\u03b8\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b3\u03b9\u03cc\u03b3\u03ba\u03b1 \u03bc\u03b5\u03b9\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03b9\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03ba\u03ac\u03bd\u03b5\u03b9 \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03bf \u03ad\u03bd\u03c4\u03bf\u03bd\u03b5\u03c2.<\/p>\n

\u0392\u03b9\u03c4\u03b1\u03bc\u03af\u03bd\u03b7 B2<\/h4>\n

\u039b\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03c1\u03b9\u03b2\u03bf\u03c6\u03bb\u03b1\u03b2\u03af\u03bd\u03b7 \u03ba\u03b1\u03b9 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c4\u03b7 \u03b2\u03c1\u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03bf \u03b3\u03ac\u03bb\u03b1, \u03c4\u03bf \u03c4\u03c5\u03c1\u03af, \u03c4\u03bf \u03c8\u03ac\u03c1\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ba\u03bf\u03c4\u03cc\u03c0\u03bf\u03c5\u03bb\u03bf<\/a>. \u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03c4\u03b7 \u03bb\u03ac\u03b2\u03b5\u03c4\u03b5 \u03c9\u03c2 \u03c7\u03ac\u03c0\u03b9. \u0388\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2 \u03b4\u03b5\u03af\u03c7\u03bd\u03bf\u03c5\u03bd \u03cc\u03c4\u03b9 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03b5\u03bd\u03b4\u03b5\u03c7\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2 \u03bd\u03b1 \u03b2\u03bf\u03b7\u03b8\u03ac \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03cc\u03bb\u03b7\u03c8\u03b7 \u03c4\u03c9\u03bd \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03b9\u03ce\u03bd.<\/p>\n

\u03a1\u03c5\u03b8\u03bc\u03af\u03c3\u03c4\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03ba\u03bb\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b5\u03c2<\/h4>\n

\u039f\u03b9 \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b5\u03c2 \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c6\u03bf\u03c1\u03ad\u03c2 \u03c0\u03c5\u03c1\u03bf\u03b4\u03bf\u03c4\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c4\u03c1\u03bf\u03c6\u03ae \u03ae \u03c4\u03b9\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2. \u0392\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03b9 \u03c3\u03b1\u03c2 \u03c6\u03ad\u03c1\u03bd\u03b5\u03b9 \u03c0\u03cc\u03bd\u03bf \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c6\u03cd\u03b3\u03b5\u03c4\u03ad \u03c4\u03bf. \u039f\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b1 \u03c0\u03c1\u03bf\u03b2\u03bb\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03ba\u03cc\u03ba\u03ba\u03b9\u03bd\u03bf \u03ba\u03c1\u03b1\u03c3\u03af<\/a> \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ce\u03c1\u03b9\u03bc\u03bf \u03c4\u03c5\u03c1\u03af. \u0396\u03c9\u03b7\u03c1\u03ac \u03c6\u03ce\u03c4\u03b1, \u03c4\u03bf \u03c5\u03c8\u03b7\u03bb\u03cc \u03c5\u03c8\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf \u03ba\u03b1\u03b9 \u03b4\u03c5\u03bd\u03b1\u03c4\u03ad\u03c2 \u03bf\u03c3\u03bc\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03c3\u03bf\u03c5\u03bd.<\/p>\n

\u03a0\u0397\u0393\u0397:<\/a><\/p>\n

<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

  \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bf \u03ba\u03b1\u03c6\u03ad\u03c2 \u03bd\u03b1 \u03bc\u03b1\u03c2 \u03b1\u03c0\u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c0\u03bf\u03bd\u03bf\u03ba\u03ad\u03c6\u03b1\u03bb\u03bf; \u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 \u03c3\u03c0\u03b9\u03c4\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ac \u039c\u03b7 \u03c3\u03c5\u03bd\u03c4\u03b1\u03b3\u03bf\u03b3\u03c1\u03b1\u03c6\u03bf\u03cd\u03bc\u03b5\u03bd\u03b1 \u03c6\u03ac\u03c1\u03bc\u03b1\u03ba\u03b1 \u03a4\u03b1 \u03bc\u03b7 \u03c3\u03c4\u03b5\u03c1\u03bf\u03b5\u03b9\u03b4\u03ae \u03b1\u03bd\u03c4\u03b9\u03c6\u03bb\u03b5\u03b3\u03bc\u03bf\u03bd\u03ce\u03b4\u03b7 \u03bc\u03b5\u03b9\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03b7 \u03c6\u03bb\u03b5\u03b3\u03bc\u03bf\u03bd\u03ae \u03c0\u03bf\u03c5 \u03ba\u03ac\u03bd\u03b5\u03b9 \u03c4\u03bf \u03ba\u03b5\u03c6\u03ac\u03bb\u03b9 \u03c3\u03b1\u03c2 \u03bd\u03b1 \u03c0\u03bf\u03bd\u03ac. \u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03b1\u03b3\u03bf\u03c1\u03ac\u03c3\u03b5\u03c4\u03b5 \u03c6\u03ac\u03c1\u03bc\u03b1\u03ba\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b1 \u03bc\u03b5 \u03b1\u03ba\u03b5\u03c4\u03b1\u03bc\u03b9\u03bd\u03bf\u03c6\u03ad\u03bd\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03c3\u03c0\u03b9\u03c1\u03af\u03bd\u03b7 \u039a\u03b1\u03c6\u03b5\u0390\u03bd\u03b7 \u0395\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 \u03ba\u03b1\u03c6\u03ad \u03ba\u03b1\u03b9 \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03c9\u03bd \u03ac\u03bb\u03bb\u03c9\u03bd \u03c4\u03c1\u03bf\u03c6\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c1\u03bf\u03c6\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd 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name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/omathimatikos.gr\/?p=9509\" \/>\n<meta property=\"og:locale\" content=\"el_GR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u03a3\u03c0\u03b9\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b7\u03bc\u03b9\u03ba\u03c1\u03b1\u03bd\u03af\u03b1 – \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\" \/>\n<meta property=\"og:description\" content=\"  \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bf \u03ba\u03b1\u03c6\u03ad\u03c2 \u03bd\u03b1 \u03bc\u03b1\u03c2 \u03b1\u03c0\u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c0\u03bf\u03bd\u03bf\u03ba\u03ad\u03c6\u03b1\u03bb\u03bf; \u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 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