{"id":224,"date":"2022-02-10T07:51:47","date_gmt":"2022-02-10T07:51:47","guid":{"rendered":"https:\/\/pc223.math.uoi.gr\/wordpress\/?p=224"},"modified":"2022-02-10T07:51:47","modified_gmt":"2022-02-10T07:51:47","slug":"%cf%85%cf%80%ce%b5%ce%bd%ce%b8%cf%8d%ce%bc%ce%b9%cf%83%ce%b7-%cf%83%cf%87%ce%b5%cf%84%ce%b9%ce%ba%ce%ac-%ce%bc%ce%b5-%cf%84%ce%b7%ce%bd-%ce%b9%cf%83%cf%87%cf%8d-%cf%84%ce%bf%cf%85-%cf%80%ce%b9%cf%83","status":"publish","type":"post","link":"https:\/\/pc223.math.uoi.gr\/wordpress\/?p=224","title":{"rendered":"\u03a5\u03c0\u03b5\u03bd\u03b8\u03cd\u03bc\u03b9\u03c3\u03b7 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03c3\u03c7\u03cd \u03c4\u03bf\u03c5 \u03c0\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd \u03b5\u03bc\u03b2\u03bf\u03bb\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd"},"content":{"rendered":"\n<p>\u03a0\u03b1\u03c1\u03b1\u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 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\u03bc\u03ae\u03bd\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03bf\u03bb\u03bf\u03ba\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b1\u03c1\u03c7\u03b9\u03ba\u03bf\u03cd \u03b5\u03bc\u03b2\u03bf\u03bb\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd, \u03c0\u03c1\u03bf\u03ba\u03b5\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03b5\u03af\u03bd\u03b5\u03b9 \u03c3\u03b5 \u03b9\u03c3\u03c7\u03cd \u03c4\u03ad\u03c4\u03bf\u03b9\u03bf \u03c0\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03c4\u03b9\u03ba\u03cc. \u03a3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7, \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b1\u03c2 \u03c3\u03c4\u03b7\u03bd \u03b5\u03be\u03ad\u03c4\u03b1\u03c3\u03b7, \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03bf \u03bd\u03b1 \u03c0\u03bb\u03b7\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03c0\u03c1\u03bf\u03cb\u03c0\u03bf\u03b8\u03ad\u03c3\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03b3\u03c1\u03ac\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03b1\u03ba\u03bf\u03af\u03bd\u03c9\u03c3\u03b7 <a rel=\"noreferrer noopener\" href=\"https:\/\/math.uoi.gr\/index.php\/2016-03-09-09-52-36\/737-2016-03-10-11-36-449\" target=\"_blank\">\u03b5\u03b4\u03ce<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u03a0\u03b1\u03c1\u03b1\u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03c6\u03bf\u03b9\u03c4\u03b7\u03c4\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03b8\u03b1 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ac\u03c3\u03c7\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u03b5\u03be\u03ad\u03c4\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5 \u0391\u03c0\u03b5\u03b9\u03c1\u03bf\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd \u039b\u03bf\u03b3\u03b9\u03c3\u03bc\u03bf\u03cd 1, \u03c4\u03b7\u03bd \u03a0\u03b1\u03c1\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae 11 \u03a6\u03b5\u03b2\u03c1\u03bf\u03c5\u03b1\u03c1\u03af\u03bf\u03c5 2022, \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03c3\u03ba\u03bf\u03c0\u03b5\u03cd\u03bf\u03c5\u03bd \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bd \u03c0\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03c4\u03b9\u03ba\u03cc \u03b5\u03bc\u03b2\u03bf\u03bb\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd, \u03bd\u03b1 \u03b2\u03b5\u03b2\u03b1\u03b9\u03c9\u03b8\u03bf\u03cd\u03bd \u03cc\u03c4\u03b9 \u03b1\u03c5\u03c4\u03cc \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b9\u03c3\u03c7\u03cd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03bc\u03ad\u03c1\u03b1 \u03c4\u03b7\u03c2 \u03b5\u03be\u03ad\u03c4\u03b1\u03c3\u03b7\u03c2, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c0\u03bb\u03ad\u03bf\u03bd \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ae \u03bd\u03bf\u03bc\u03bf\u03b8\u03b5\u03c3\u03af\u03b1 \u03c0\u03b5\u03c1\u03af \u03c4\u03b7\u03c2 \u03cd\u03c0\u03b1\u03c1\u03be\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03b1\u03bc\u03bd\u03b7\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b4\u03cc\u03c3\u03b7\u03c2 \u03b5\u03bc\u03b2\u03bf\u03bb\u03af\u03bf\u03c5, \u03b5\u03c6\u03cc\u03c3\u03bf\u03bd \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03b1\u03c1\u03ad\u03bb\u03b8\u03b5\u03b9&hellip; <a class=\"more-link\" href=\"https:\/\/pc223.math.uoi.gr\/wordpress\/?p=224\">Continue reading <span class=\"screen-reader-text\">\u03a5\u03c0\u03b5\u03bd\u03b8\u03cd\u03bc\u03b9\u03c3\u03b7 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03c3\u03c7\u03cd \u03c4\u03bf\u03c5 \u03c0\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd 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