{"id":45307,"date":"2020-01-23T23:08:35","date_gmt":"2020-01-23T21:08:35","guid":{"rendered":"https:\/\/omathimatikos.gr\/?p=45307"},"modified":"2020-01-24T00:11:39","modified_gmt":"2020-01-23T22:11:39","slug":"%cf%83%ce%b1%ce%bd-%cf%83%ce%ae%ce%bc%ce%b5%cf%81%ce%b1-%ce%b3%ce%b5%ce%bd%ce%bd%ce%ae%ce%b8%ce%b7%ce%ba%ce%b5-%ce%bf-%ce%ba%ce%bf%cf%81%cf%85%cf%86%ce%b1%ce%af%ce%bf%cf%82-%ce%bc%ce%b1%ce%b8%ce%b7","status":"publish","type":"post","link":"https:\/\/omathimatikos.gr\/?p=45307","title":{"rendered":"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2  \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4"},"content":{"rendered":"<p><!--more--><\/p>\n<blockquote>\n<h3>\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 23 \u0399\u03b1\u03bd\u03bf\u03c5\u03b1\u03c1\u03af\u03bf\u03c5 1862 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u0393\u03b5\u03c1\u03bc\u03b1\u03bd\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 (David Hilbert) .<\/h3>\n<h3>\u039f \u039d\u03c4. \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 \u03c5\u03c0\u03ae\u03c1\u03be\u03b5 \u03b3\u03b9\u03b1 \u03c0\u03bf\u03bb\u03bb\u03bf\u03cd\u03c2 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u03c4\u03b7\u03c2 \u03b3\u03b5\u03bd\u03b9\u03ac\u03c2 \u03c4\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03cc\u03bb\u03c9\u03bd \u03c4\u03c9\u03bd \u03b5\u03c0\u03bf\u03c7\u03ce\u03bd.<\/h3>\n<\/blockquote>\n<p>\u0393\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03bf \u039a\u03ad\u03bd\u03b9\u03b3\u03ba\u03c3\u03bc\u03c0\u03b5\u03c1\u03b3\u03ba \u03ba\u03b1\u03b9 \u03ae\u03c4\u03b1\u03bd \u03ba\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ae\u03c2 \u03c3\u03c4\u03bf \u03a0\u03b1\u03bd\u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b9\u03bf \u03c4\u03bf\u03c5 \u0393\u03ba\u03ad\u03c4\u03b9\u03bd\u03b3\u03ba\u03b5\u03bd, \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c0\u03b9\u03bf \u03c3\u03c0\u03bf\u03c5\u03b4\u03b1\u03af\u03b1 \u03c0\u03b1\u03bd\u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b9\u03b1 \u03c3\u03c4\u03bf\u03bd \u03ba\u03cc\u03c3\u03bc\u03bf. \u03a3\u03c4\u03bf \u03b4\u03b9\u03b5\u03b8\u03bd\u03ad\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c3\u03c5\u03bd\u03ad\u03b4\u03c1\u03b9\u03bf \u03c0\u03bf\u03c5 \u03ad\u03bb\u03b1\u03b2\u03b5 \u03c7\u03ce\u03c1\u03b1 \u03c3\u03c4\u03bf \u03a0\u03b1\u03c1\u03af\u03c3\u03b9 \u03c4\u03bf 1900, \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1\u03c3\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c0\u03bf\u03c5 \u03b8\u03b5\u03c9\u03c1\u03bf\u03cd\u03c3\u03b5 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b1 \u03cc\u03c1\u03b9\u03b1 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9\u00a0<span class=\"text_exposed_show\">\u03c0\u03c1\u03bf\u03ba\u03ac\u03bb\u03b5\u03c3\u03b5 \u03c4\u03b7\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03ba\u03bf\u03b9\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c0\u03b9\u03b1\u03c3\u03c4\u03b5\u03af \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c5\u03c0\u03ad\u03c1\u03b2\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5\u03c2. \u039f Hilbert \u03c0\u03c1\u03cc\u03c4\u03b5\u03b9\u03bd\u03b5 \u03bc\u03b9\u03b1 \u03bb\u03af\u03c3\u03c4\u03b1 23 \u03ac\u03bb\u03c5\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03b2\u03bb\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03ac\u03c0\u03bf\u03c8\u03b7 \u03c4\u03bf\u03c5, \u03b5\u03af\u03c7\u03b1\u03bd \u03c5\u03c8\u03af\u03c3\u03c4\u03b7 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1. \u0395\u03b3\u03ce \u03c4\u03bf\u03bd \u03bc\u03bd\u03b7\u03bc\u03bf\u03bd\u03b5\u03cd\u03c9 \u03b3\u03b9\u03b1\u03c4\u03af \u03cc\u03c4\u03b1\u03bd \u03c0\u03c1\u03c9\u03c4\u03ac\u03ba\u03bf\u03c5\u03c3\u03b1 \u03b3\u03b9\u03b1 \u03b1\u03c5\u03c4\u03cc\u03bd ,\u03c6\u03bf\u03b9\u03c4\u03b7\u03c4\u03ae\u03c2 \u03b1\u03ba\u03cc\u03bc\u03b1 \u03ae\u03c4\u03b1\u03bd \u03b3\u03b9\u03b1 \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03b7\u03bc\u03bf \u03be\u03b5\u03bd\u03bf\u03b4\u03bf\u03c7\u03b5\u03af\u03bf \u03c4\u03bf\u03c5.<br \/>\n\u0391\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03ba\u03bf\u03b9\u03bd\u03cc \u03c4\u03cc\u03c0\u03bf \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1\u03c2 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03bc\u03b9\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c0\u03bb\u03b7\u03ba\u03c4\u03b9\u03ba\u03ae \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03be\u03b5\u03bd\u03b9\u03ad\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd \u03b1\u03c0\u03b5\u03af\u03c1\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03b4\u03af\u03b4\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc D. Hilbert.\u03a4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03b5\u03b9 \u03b3\u03bb\u03b1\u03c6\u03c5\u03c1\u03ac, \u03bf G. Gamow (1961) \u03c3\u03c4\u03bf \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03cc \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c4\u03bf\u03c5 \u03bc\u03b5 \u03c4\u03af\u03c4\u03bb\u03bf:One,Two Three\u2026Infinity: facts and speculations in science.<br \/>\n\u0397 \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03ba\u03ac\u03c0\u03c9\u03c2 \u03ad\u03c4\u03c3\u03b9:<\/span><\/p>\n<div class=\"text_exposed_show\">\n<p>\u0388\u03bd\u03b1 \u03b6\u03b5\u03c3\u03c4\u03cc \u03ba\u03b1\u03bb\u03bf\u03ba\u03b1\u03b9\u03c1\u03b9\u03bd\u03cc \u03b2\u03c1\u03ac\u03b4\u03c5 \u03ad\u03bd\u03b1\u03c2 \u03c4\u03b1\u03be\u03b9\u03b4\u03b9\u03ce\u03c4\u03b7\u03c2 \u03bc\u03c0\u03b1\u03af\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u039e\u03b5\u03bd\u03bf\u03b4\u03bf\u03c7\u03b5\u03af\u03bf \u00abTo \u0386\u03c0\u03b5\u03b9\u03c1\u03bf\u00bb. \u00ab\u0391\u03c4\u03cd\u03c7\u03b7\u03c3\u03b5\u03c2 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b5.\u00bb\u0391\u03c0\u03b1\u03bd\u03c4\u03ac\u03b5\u03b9 \u03b5\u03c5\u03b3\u03b5\u03bd\u03ad\u03c3\u03c4\u03b1\u03c4\u03b1 \u03bf \u03be\u03b5\u03bd\u03bf\u03b4\u03cc\u03c7\u03bf\u03c2,\u00ab\u03b5\u03af\u03bc\u03b1\u03c3\u03c4\u03b5 \u03b3\u03b5\u03bc\u03ac\u03c4\u03bf\u03b9.\u00bb \u03a4\u03bf \u039e\u03b5\u03bd\u03bf\u03b4\u03bf\u03c7\u03b5\u03af\u03bf(!) \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03b1\u03c0\u03b5\u03b9\u03c1\u03af\u03b1 \u03b4\u03c9\u03bc\u03b1\u03c4\u03af\u03c9\u03bd.\u039f \u03be\u03b5\u03bd\u03bf\u03b4\u03cc\u03c7\u03bf\u03c2 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c4\u03b5\u03b9:<br \/>\n-\u03a0\u03b5\u03c1\u03af\u03bc\u03b5\u03bd\u03b5 \u03bb\u03af\u03b3\u03bf, \u03ad\u03c7\u03c9 \u03bc\u03b9\u03b1 \u03b9\u03b4\u03ad\u03b1 \u03c0\u03bf\u03c5 \u03b8\u03b1 \u03bc\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c8\u03b5\u03b9 \u03bd\u03b1 \u03c3\u03b5 \u03c6\u03b9\u03bb\u03bf\u03be\u03b5\u03bd\u03ae\u03c3\u03c9.\u038c\u03c4\u03b1\u03bd \u03cc\u03bb\u03bf\u03b9 \u03bf\u03b9 \u03ad\u03bd\u03bf\u03b9\u03ba\u03bf\u03b9 \u03c4\u03bf\u03c5 \u03be\u03b5\u03bd\u03bf\u03b4\u03bf\u03c7\u03b5\u03af\u03bf\u03c5 \u03be\u03c5\u03c0\u03bd\u03ae\u03c3\u03bf\u03c5\u03bd \u03ba\u03b1\u03b9 \u03bc\u03b1\u03b6\u03b5\u03c5\u03c4\u03bf\u03cd\u03bd \u03c3\u03c4\u03bf \u03b5\u03bd\u03c4\u03b5\u03c5\u03ba\u03c4\u03ae\u03c1\u03b9\u03bf,\u03b8\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03b1\u03bb\u03ad\u03c3\u03c9 \u03c4\u03bf\u03bd \u03ba\u03b1\u03b8\u03ad\u03bd\u03b1 \u03bd\u03b1 \u03bc\u03b5\u03c4\u03b1\u03ba\u03bf\u03bc\u03af\u03c3\u03b5\u03b9 \u03c3\u03c4\u03bf \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf \u03bc\u03b5 \u03bd\u03bf\u03cd\u03bc\u03b5\u03c1\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03b1\u03bc\u03ad\u03c3\u03c9\u03c2 \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b7 \u03b8\u03ad\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b4\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 \u03bd\u03bf\u03cd\u03bc\u03b5\u03c1\u03bf \u03b4\u03c9\u03bc\u03b1\u03c4\u03af\u03bf\u03c5, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03bf \u03ad\u03bd\u03bf\u03b9\u03ba\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03c9\u03bc\u03b1\u03c4\u03af\u03bf\u03c5 1 \u03b8\u03b1 \u03c0\u03ac\u03b5\u03b9 \u03c3\u03c4\u03bf \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf 2, \u03b1\u03c5\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 2 \u03b8\u03b1 \u03c0\u03ac\u03b5\u03b9 \u03c3\u03c4\u03bf \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf 3, \u03b1\u03c5\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 3 \u03c3\u03c4\u03bf \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf 4 \u03ba\u03c4\u03bb. \u03bc\u03ad\u03c7\u03c1\u03b9 \u03c4\u03bf \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf. \u039f\u03c1\u03af\u03c3\u03c4\u03b5 \u03b7 \u03bb\u03cd\u03c3\u03b7, \u03bb\u03ad\u03b5\u03b9 \u03bf \u03be\u03b5\u03bd\u03bf\u03b4\u03cc\u03c7\u03bf\u03c2 \u03b4\u03af\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03b5\u03c0\u03b9\u03c3\u03ba\u03ad\u03c0\u03c4\u03b7 \u03c4\u03bf \u03ba\u03bb\u03b5\u03b9\u03b4\u03af \u03c4\u03bf\u03c5 \u03b4\u03c9\u03bc\u03b1\u03c4\u03af\u03bf\u03c5 1.T\u03b7\u03bd \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bd\u03cd\u03c7\u03c4\u03b1 \u03c6\u03c4\u03ac\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03be\u03b5\u03bd\u03bf\u03b4\u03bf\u03c7\u03b5\u03af\u03bf \u03ad\u03bd\u03b1 \u03bb\u03b5\u03c9\u03c6\u03bf\u03c1\u03b5\u03af\u03bf. \u0388\u03bd\u03b1 \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03bf \u03bb\u03b5\u03c9\u03c6\u03bf\u03c1\u03b5\u03af\u03bf \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1\u03bd \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b5\u03c0\u03b9\u03b2\u03b1\u03c4\u03ce\u03bd. \u0391\u03bb\u03bb\u03ac \u03c4\u03bf \u03be\u03b5\u03bd\u03bf\u03b4\u03bf\u03c7\u03b5\u03af\u03bf \u00ab\u03a4\u03bf \u0386\u03c0\u03b5\u03b9\u03c1\u03bf\u00bb \u03ae\u03c4\u03b1\u03bd \u03b1\u03ba\u03cc\u03bc\u03b7 \u03b3\u03b5\u03bc\u03ac\u03c4\u03bf. \u039f \u03be\u03b5\u03bd\u03bf\u03b4\u03cc\u03c7\u03bf\u03c2 \u03b5\u03c0\u03b9\u03bb\u03cd\u03b5\u03b9 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03bd\u03ad\u03bf \u03c0\u03c1\u03cc\u03b2\u03bb\u03b7\u03bc\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03b5\u03be\u03ae\u03c2 \u03c4\u03c1\u03cc\u03c0\u03bf: \u03bf \u03ad\u03bd\u03bf\u03b9\u03ba\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03c9\u03bc\u03b1\u03c4\u03af\u03bf\u03c5 1 \u03b8\u03b1 \u03c0\u03b5\u03c1\u03ac\u03c3\u03b5\u03b9 \u03c3\u03c4\u03bf \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf \u03bc\u03b5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc 2, \u03b1\u03c5\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd 2 \u03c3\u03c4\u03bf \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03bf \u03bc\u03b5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc 4, \u03b1\u03c5\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 3 \u03c3\u03c4\u03bf 6, \u03b1\u03c5\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 4 \u03c3\u03c4\u03bf 8 \u03ba\u03c4\u03bb. \u03bc\u03ad\u03c7\u03c1\u03b9 \u03c4\u03bf \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf. \u03a7\u03ac\u03c1\u03b7 \u03c3\u03b5 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c4\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2, \u03bf \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03c4\u03c9\u03bd \u03c0\u03b1\u03bb\u03b1\u03b9\u03ce\u03bd \u03b5\u03c0\u03b9\u03c3\u03ba\u03b5\u03c0\u03c4\u03ce\u03bd \u03b8\u03b1 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b7\u03b8\u03b5\u03af \u03c3\u03c4\u03b1 \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03b1 \u03bc\u03b5 \u03ac\u03c1\u03c4\u03b9\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc,\u03ba\u03b1\u03b9 \u03ad\u03c4\u03c3\u03b9 \u03bf \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03c4\u03c9\u03bd \u03bd\u03ad\u03c9\u03bd \u03b5\u03c0\u03b9\u03c3\u03ba\u03b5\u03c0\u03c4\u03ce\u03bd \u03b8\u03b1 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b7\u03b8\u03b5\u03af \u03c3\u03c4\u03b1 \u03b4\u03c9\u03bc\u03ac\u03c4\u03b9\u03b1 \u03bc\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c4\u03c4\u03cc \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc. \u039a\u03b1\u03b9 \u03ad\u03c4\u03c3\u03b9 \u03b2\u03bf\u03bb\u03b5\u03cd\u03c4\u03b7\u03ba\u03b1\u03bd \u03cc\u03bb\u03bf\u03b9 \u03bf\u03b9 \u03b5\u03c0\u03b9\u03c3\u03ba\u03ad\u03c0\u03c4\u03b5\u03c2.<br \/>\n\u0395\u03ba\u03b5\u03af\u03bd\u03b7 \u03c4\u03b7\u03bd \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03bf \u03be\u03b5\u03bd\u03bf\u03b4\u03cc\u03c7\u03bf\u03c2 \u03ba\u03b1\u03c4\u03ac\u03bb\u03b1\u03b2\u03b5 \u03cc\u03c4\u03b9 \u03b4\u03b5\u03bd \u03b8\u03b1 \u03b5\u03af\u03c7\u03b5 \u03c0\u03cc\u03c4\u03b5..\u03c0\u03bb\u03b7\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1.<\/p>\n<p><a href=\"https:\/\/www.ted.com\/talks\/jeff_dekofsky_the_infinite_hotel_paradox\/transcript?language=el&amp;fbclid=IwAR1pW19b3myjU74P0B51YV5fpVD_JRg3ppaR-n1MqCtMjUgxSx0RKpxUDp8\" target=\"_blank\" rel=\"noopener nofollow noreferrer\" data-ft=\"{&quot;tn&quot;:&quot;-U&quot;}\" data-lynx-mode=\"async\" data-lynx-uri=\"https:\/\/l.facebook.com\/l.php?u=https%3A%2F%2Fwww.ted.com%2Ftalks%2Fjeff_dekofsky_the_infinite_hotel_paradox%2Ftranscript%3Flanguage%3Del%26fbclid%3DIwAR1pW19b3myjU74P0B51YV5fpVD_JRg3ppaR-n1MqCtMjUgxSx0RKpxUDp8&amp;h=AT0mrp-sQq914AQE2-T7PSFk09PZ2VU16cBeojeY0RL2joIb4KK1FPV1tLvS57DBmDAonPOOb-P2moaCmdFPngBinFcYNMjf6CiZNGsGcikjhpERNIul4NH-Iy26_47Sz1eAhcDbMMQbmmvbO9HOxffJfOZc2y9g2F3uIWWBlpUG0v_aUAdKCxTRXQFGODUaXb9jiPZViCIoCc_eq-DC2WfMYSR8WZcXlA7kYmmCuQ5DDKyxSvQCOeC_SreUH3On22MVCzJ17B82x6yCqoMoA_eRra3L3orGOYKzVdsNGVUg8K8zvwTh7UQbAuQ-MqMSLUG9lNBN9vlgL5C1Ql-fJZBLAY10rmSL2lJQlHH9-V1rfI-NZcE60lFzhWSlD9vIbJjpyMwqGhdKlg4VMAOWiOH9tgGSqLUc2GJd9e5nzUZ0B3cVJxTPTjyfctBjeIGcL8CdBvqC0op13QgEH6ckUhE-PjHA66Z6dqIHOY5Evvjcs_yFI8CDer0n2vLRXt0bPmlUkjFxhoShK3HmzDdwaEXpr60c8FmTSyoNacrAXoEqNxforSiKW4feASANEszLlXrRQiXy5tBgNMs7r8X0z4D1LKyet19mJGOZwtIUo5BSNmffQMmFLjwLPh483CFbE221W946TuM31YExBjN5xJ7dx0nVrt_whqSa9FJ_Tw2r\">https:\/\/www.ted.com\/\u2026\/jeff_dekofsky_the_infinit\u2026\/transcript\u2026<\/a><\/p>\n<p><a href=\"https:\/\/www.wikiwand.com\/en\/Hilbert%27s_problems?fbclid=IwAR3nM3HmV1okn2lsbmWxyLLa2BGwp3UfC9FrvT8vNbH-34CcucfK8yGUpG4\" target=\"_blank\" rel=\"noopener nofollow noreferrer\" data-ft=\"{&quot;tn&quot;:&quot;-U&quot;}\" data-lynx-mode=\"async\" data-lynx-uri=\"https:\/\/l.facebook.com\/l.php?u=https%3A%2F%2Fwww.wikiwand.com%2Fen%2FHilbert%2527s_problems%3Ffbclid%3DIwAR3nM3HmV1okn2lsbmWxyLLa2BGwp3UfC9FrvT8vNbH-34CcucfK8yGUpG4&amp;h=AT1YgPYLgovqoCc69PExuHA4UFqdHiz-mCZiTDhurQLMizman-zqhCzGoKOLPRkXZJShZIiDyBmadafSlb_ifdbovqETpsa_GTBDpIm9KXlT2fMgxIsHQt50WBL6qriXBSXs2zP9N7PNx7jvbbeARneaDx1wd5kx-rUUbykH0mse5vMRNICMeSvXcN3kXYd08T15HEUmbo7m7i0Ic4iU4ZyuSVDp3JbOzO7Ce8bfzt9DC34eEuhOGEfOTEjuN2W88Ma0sIO19aJvaRSK-Ouwm7SQca_sWkFJhbm6r8LOXoCKH_Iox4ATBf-XmQEQBT8YWlnVTlEm9kNQObjGAk_tcHUwl-nbWmadXErQa_jELR7kY0abtBzblbYU2hkNI3mvPpJwObgLjEtkjJOrXGu57dL4cu09PxPaAGH6RYx1FDPmAmq_v4--1FEpUa4o3ksrgWWvOMbCiASTS_WpZWL9Ir9hU00PlYEcAhJ2Zfssb0lj-c1QN-ivlBjHJuL7OowOCgdExdBxWbJt-IiorQVqc-tzxCSRdRjNfUuBl-fx6JO_czoJBMssSTz7Ie2tDlHdquOOVaeXAii4lpXU8V0z99LLXUcvJs08vj-LBSABuRXvgGr00ak5bLoKD0X4phyEUFIYUWUH_DYq8YYLGdA7l5tsqrdghgVmxwq74VAVjTXc\">https:\/\/www.wikiwand.com\/en\/Hilbert%27s_problems<\/a><\/p>\n<p>Portrait of David Hilbert in the 1900s, artist Anna Gorban, the cover image of the theme issue. &#8220;Hilbert&#8217;s sixth problem&#8221;. Phil. Trans. R. Soc. A. 376: 2118. 2018.<\/p>\n<\/div>\n<p><a href=\"https:\/\/www.facebook.com\/thanasisdrougas\/?__tn__=kC-R&amp;eid=ARCK8IzLqj_ScjR9sLM_yiLlN9fawoYqFdAMe7wO-otIXDU6GTcCPrjwuxaR8Ac6VscOHb1aJvo7mxvm&amp;hc_ref=ARQk80WWt8tpAIhyjAu3Xtj1a7HweTlMTyLbrAjYe-vBklmaY8p8pOHBCwry4aTZke4&amp;fref=nf&amp;__xts__[0]=68.ARCSfN_odXBpXqGzUXPRqNbCgBHOCL9a06PTobkJdRkbOEbjq-krdjjXZArCcOddRqI0BNtRFg7rnx92fsUHhKr3djjTdBwrqJIEfMYpNpZhClEhH_AYj0oTwhPR4t-EEqR2ay7tIzCOkeGlHfh96160Ci4Rc13pQVA2JQay5W9-cjQeYe69Ma21JAm_su9eN59mZm7PpSC1R2Jz-hgJjKPWJsR9BauNiqEfM4WG1L6kHu31L1CGTiaVjECsH0uBsOxwv1IDcF0fWzObb0L9zD7IejekuE4kJS7zXyiwZe7-vZpeGaM1WuAyIafCSQmpo3tVvt7k88InYIzpzzmM38gxdCQmCSuhVZzsG3fAKQ8Mhtu-t6WvdEmi\">\u03c0\u03b7\u03b3\u03ae<\/a><\/p>\n<!-- WP Attachments -->\r\n        <div style=\"width:100%;margin:10px 0 10px 0;\">\r\n            <h3>Attachments<\/h3>\r\n        <ul class=\"post-attachments\"><li class=\"post-attachment mime-image-jpeg\"><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/omathimatikos.gr\/?p=45307&#038;download=45308\">1<\/a> <small>(102 kB)<\/small><\/li><\/ul><\/div>","protected":false},"excerpt":{"rendered":"<p>Attachments 1 (102 kB)<\/p>\n","protected":false},"author":2,"featured_media":45308,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"footnotes":"","_jetpack_memberships_contains_paid_content":false,"jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[16],"tags":[],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3<\/title>\n<meta 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=45307\" \/>\n<meta property=\"og:locale\" content=\"el_GR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\" \/>\n<meta property=\"og:description\" content=\"Attachments 1 (102 kB)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/omathimatikos.gr\/?p=45307\" \/>\n<meta property=\"og:site_name\" content=\"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/omathimatikos\/\" \/>\n<meta property=\"article:published_time\" content=\"2020-01-23T21:08:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-01-23T22:11:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1\" \/>\n\t<meta property=\"og:image:width\" content=\"580\" \/>\n\t<meta property=\"og:image:height\" content=\"574\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"...\" \/>\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=\"...\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307#article\",\"isPartOf\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307\"},\"author\":{\"name\":\"...\",\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe\"},\"headline\":\"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4\",\"datePublished\":\"2020-01-23T21:08:35+00:00\",\"dateModified\":\"2020-01-23T22:11:39+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307\"},\"wordCount\":61,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/omathimatikos.gr\/#organization\"},\"image\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307#primaryimage\"},\"thumbnailUrl\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1\",\"articleSection\":[\"\u0395\u039a\u03a0\u0391\u0399\u0394\u0395\u03a5\u03a4\u0399\u039a\u0391 \u039d\u0395\u0391\"],\"inLanguage\":\"el\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/omathimatikos.gr\/?p=45307#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307\",\"url\":\"https:\/\/omathimatikos.gr\/?p=45307\",\"name\":\"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\",\"isPartOf\":{\"@id\":\"https:\/\/omathimatikos.gr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307#primaryimage\"},\"image\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307#primaryimage\"},\"thumbnailUrl\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1\",\"datePublished\":\"2020-01-23T21:08:35+00:00\",\"dateModified\":\"2020-01-23T22:11:39+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307#breadcrumb\"},\"inLanguage\":\"el\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/omathimatikos.gr\/?p=45307\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"el\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307#primaryimage\",\"url\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1\",\"contentUrl\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1\",\"width\":580,\"height\":574},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=45307#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/omathimatikos.gr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/omathimatikos.gr\/#website\",\"url\":\"https:\/\/omathimatikos.gr\/\",\"name\":\"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\",\"description\":\"\u039a\u03ce\u03c3\u03c4\u03b1\u03c2 \u039c\u03c0\u03bf\u03c5\u03c1\u03b1\u03b6\u03ac\u03bd\u03b1\u03c2\",\"publisher\":{\"@id\":\"https:\/\/omathimatikos.gr\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/omathimatikos.gr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"el\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/omathimatikos.gr\/#organization\",\"name\":\"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\",\"url\":\"https:\/\/omathimatikos.gr\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"el\",\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\" \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\"},\"image\":{\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/omathimatikos\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe\",\"name\":\"...\",\"sameAs\":[\"http:\/\/omathimatikos.gr\"],\"url\":\"https:\/\/omathimatikos.gr\/?author=2\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","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":"https:\/\/omathimatikos.gr\/?p=45307","og_locale":"el_GR","og_type":"article","og_title":"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","og_description":"Attachments 1 (102 kB)","og_url":"https:\/\/omathimatikos.gr\/?p=45307","og_site_name":"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","article_publisher":"https:\/\/www.facebook.com\/omathimatikos\/","article_published_time":"2020-01-23T21:08:35+00:00","article_modified_time":"2020-01-23T22:11:39+00:00","og_image":[{"width":580,"height":574,"url":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1","type":"image\/jpeg"}],"author":"...","twitter_card":"summary_large_image","twitter_misc":{"\u03a3\u03c5\u03bd\u03c4\u03ac\u03c7\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc":"..."},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/omathimatikos.gr\/?p=45307#article","isPartOf":{"@id":"https:\/\/omathimatikos.gr\/?p=45307"},"author":{"name":"...","@id":"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe"},"headline":"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4","datePublished":"2020-01-23T21:08:35+00:00","dateModified":"2020-01-23T22:11:39+00:00","mainEntityOfPage":{"@id":"https:\/\/omathimatikos.gr\/?p=45307"},"wordCount":61,"commentCount":0,"publisher":{"@id":"https:\/\/omathimatikos.gr\/#organization"},"image":{"@id":"https:\/\/omathimatikos.gr\/?p=45307#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1","articleSection":["\u0395\u039a\u03a0\u0391\u0399\u0394\u0395\u03a5\u03a4\u0399\u039a\u0391 \u039d\u0395\u0391"],"inLanguage":"el","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/omathimatikos.gr\/?p=45307#respond"]}]},{"@type":"WebPage","@id":"https:\/\/omathimatikos.gr\/?p=45307","url":"https:\/\/omathimatikos.gr\/?p=45307","name":"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","isPartOf":{"@id":"https:\/\/omathimatikos.gr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/omathimatikos.gr\/?p=45307#primaryimage"},"image":{"@id":"https:\/\/omathimatikos.gr\/?p=45307#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1","datePublished":"2020-01-23T21:08:35+00:00","dateModified":"2020-01-23T22:11:39+00:00","breadcrumb":{"@id":"https:\/\/omathimatikos.gr\/?p=45307#breadcrumb"},"inLanguage":"el","potentialAction":[{"@type":"ReadAction","target":["https:\/\/omathimatikos.gr\/?p=45307"]}]},{"@type":"ImageObject","inLanguage":"el","@id":"https:\/\/omathimatikos.gr\/?p=45307#primaryimage","url":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1","contentUrl":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1","width":580,"height":574},{"@type":"BreadcrumbList","@id":"https:\/\/omathimatikos.gr\/?p=45307#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/omathimatikos.gr\/"},{"@type":"ListItem","position":2,"name":"\u03a3\u03b1\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039d\u03c4\u03ac\u03b2\u03b9\u03bd\u03c4 \u03a7\u03af\u03bb\u03bc\u03c0\u03b5\u03c1\u03c4"}]},{"@type":"WebSite","@id":"https:\/\/omathimatikos.gr\/#website","url":"https:\/\/omathimatikos.gr\/","name":"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","description":"\u039a\u03ce\u03c3\u03c4\u03b1\u03c2 \u039c\u03c0\u03bf\u03c5\u03c1\u03b1\u03b6\u03ac\u03bd\u03b1\u03c2","publisher":{"@id":"https:\/\/omathimatikos.gr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/omathimatikos.gr\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"el"},{"@type":"Organization","@id":"https:\/\/omathimatikos.gr\/#organization","name":"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","url":"https:\/\/omathimatikos.gr\/","logo":{"@type":"ImageObject","inLanguage":"el","@id":"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/","url":"","contentUrl":"","caption":" \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3"},"image":{"@id":"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/omathimatikos\/"]},{"@type":"Person","@id":"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe","name":"...","sameAs":["http:\/\/omathimatikos.gr"],"url":"https:\/\/omathimatikos.gr\/?author=2"}]}},"jetpack_featured_media_url":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2020\/01\/1-7.jpg?fit=580%2C574&ssl=1","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts\/45307"}],"collection":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=45307"}],"version-history":[{"count":1,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts\/45307\/revisions"}],"predecessor-version":[{"id":45309,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts\/45307\/revisions\/45309"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/media\/45308"}],"wp:attachment":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=45307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=45307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=45307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}