{"id":692,"date":"2026-04-13T12:01:06","date_gmt":"2026-04-13T09:01:06","guid":{"rendered":"http:\/\/schoolpress.sch.gr\/mathitikipixida\/?p=692"},"modified":"2026-04-13T12:02:48","modified_gmt":"2026-04-13T09:02:48","slug":"%ce%bf%ce%b9-%cf%81%ce%ac%ce%b3%ce%b5%cf%82-%cf%84%ce%bf%cf%85-%cf%80%ce%b1%cf%81%ce%b5%ce%bb%ce%b8%cf%8c%ce%bd%cf%84%ce%bf%cf%82-%cf%83%cf%84%ce%b7%ce%bd-%ce%ad%ce%b4%ce%b5%cf%83%cf%83%ce%b1","status":"publish","type":"post","link":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/archives\/692","title":{"rendered":"\u039f\u03b9 \u03c1\u03ac\u03b3\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b5\u03bb\u03b8\u03cc\u03bd\u03c4\u03bf\u03c2 \u03c3\u03c4\u03b7\u03bd \u0388\u03b4\u03b5\u03c3\u03c3\u03b1!"},"content":{"rendered":"<p style=\"text-align: justify\"><strong><i>\u0391\u03c0\u03cc \u03c4\u03b7 \u039c\u03b9\u03c7\u03b1\u03ad\u03bb\u03b1 \u0393\u03b9\u03b1\u03ba\u03bf\u03c5\u03b2\u03ae, \u03bc\u03b1\u03b8\u03ae\u03c4\u03c1\u03b9\u03b1 \u03c4\u03b7\u03c2 \u0391\u2019 \u03c4\u03ac\u03be\u03b7\u03c2<\/i><\/strong><\/p>\n<p style=\"text-align: justify\">\u039f \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc\u03c2 \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2\u00a0 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03ad\u03bd\u03b1\u03bd \u03b5\u03c0\u03b9\u03b2\u03b1\u03c4\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03b5\u03c0\u03af \u03c4\u03b7\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7- \u0388\u03b4\u03b5\u03c3\u03c3\u03b1, \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b5\u03bd\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03b1\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf\u03c5 \u03c4\u03b7\u03c2 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2, \u03c0\u03c1\u03c9\u03c4\u03b5\u03cd\u03bf\u03c5\u03c3\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03a0\u03b5\u03c1\u03b9\u03c6\u03b5\u03c1\u03b5\u03b9\u03b1\u03ba\u03ae\u03c2 \u0395\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03a0\u03ad\u03bb\u03bb\u03b1\u03c2.<\/p>\n<p style=\"text-align: justify\">\u039f \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2 \u03b5\u03b3\u03ba\u03b1\u03b9\u03bd\u03b9\u03ac\u03c3\u03c4\u03b7\u03ba\u03b5 \u03c3\u03c4\u03b9\u03c2 15 \u0399\u03bf\u03c5\u03bd\u03af\u03bf\u03c5 1894 \u03b5\u03c0\u03af \u03c4\u03bf\u03c5\u03c1\u03ba\u03bf\u03ba\u03c1\u03b1\u03c4\u03af\u03b1\u03c2. \u0389\u03c4\u03b1\u03bd \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c7\u03b5\u03b4\u03af\u03bf\u03c5 \u03c4\u03b7\u03c2 \u039f\u03b8\u03c9\u03bc\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2 \u0391\u03c5\u03c4\u03bf\u03ba\u03c1\u03b1\u03c4\u03bf\u03c1\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03b5\u03ba\u03c3\u03c5\u03b3\u03c7\u03c1\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc \u03ba\u03b1\u03b9 \u03b2\u03b5\u03bb\u03c4\u03af\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b1\u03c2 \u03c4\u03c9\u03bd \u03b5\u03c0\u03b1\u03c1\u03c7\u03b9\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b5\u03c1\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03c9\u03bd \u03b5\u03bc\u03c0\u03bf\u03c1\u03b5\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd, \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03c3\u03c4\u03c1\u03b1\u03c4\u03b5\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c5\u03c4\u03bf\u03ba\u03c1\u03b1\u03c4\u03bf\u03c1\u03af\u03b1\u03c2. \u0395\u03c0\u03b5\u03b9\u03b4\u03ae \u03ba\u03b1\u03b9 \u03bf\u03b9 \u0395\u03c5\u03c1\u03c9\u03c0\u03b1\u03af\u03bf\u03b9 \u03ae\u03c4\u03b1\u03bd \u03b8\u03b5\u03c4\u03b9\u03ba\u03bf\u03af \u03c3\u03c4\u03b7\u03bd \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03c4\u03b7\u03c2 \u039a\u03c9\u03bd\u03c3\u03c4\u03b1\u03bd\u03c4\u03b9\u03bd\u03bf\u03cd\u03c0\u03bf\u03bb\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b7 \u0392\u03b9\u03ad\u03bd\u03bd\u03b7 \u03bc\u03ad\u03c3\u03c9 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7\u03c2, \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03c5\u03c1\u03cd\u03c4\u03b5\u03c1\u03b7 \u0392\u03cc\u03c1\u03b5\u03b9\u03b1 \u0395\u03c5\u03c1\u03ce\u03c0\u03b7, \u03b7 \u03a5\u03c8\u03b7\u03bb\u03ae \u03a0\u03cd\u03bb\u03b7 \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b5 \u03c4\u03bf \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf \u03b1\u03c5\u03c4\u03cc \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc \u03ad\u03c1\u03b3\u03bf. \u0393\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae \u03c4\u03b7\u03c2 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03c5\u03c1\u03cd\u03c4\u03b5\u03c1\u03b7\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae\u03c2, \u03bf \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2\u00a0 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03bf\u03cd\u03c3\u03b5 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc \u03ba\u03cc\u03bc\u03b2\u03bf \u03c3\u03c4\u03b9\u03c2 \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03b5\u03b9\u03c2. \u0389\u03c4\u03b1\u03bd \u03bf \u03b5\u03bd\u03b4\u03b9\u03ac\u03bc\u03b5\u03c3\u03bf\u03c2 \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2 \u03c4\u03b7\u03c2 \u03bd\u03ad\u03b1\u03c2 \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ae\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2, \u03bc\u03ae\u03ba\u03bf\u03c5\u03c2 219 \u03c7\u03b9\u03bb\u03b9\u03bf\u03bc\u03ad\u03c4\u03c1\u03c9\u03bd \u03c0\u03bf\u03c5 \u03ad\u03bd\u03c9\u03bd\u03b5 \u03c4\u03b7 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7 \u03bc\u03b5 \u03c4\u03bf \u039c\u03bf\u03bd\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9. \u0391\u03c0\u03cc \u03b5\u03ba\u03b5\u03af\u03bd\u03b7 \u03c4\u03b7\u03bd \u03b7\u03bc\u03ad\u03c1\u03b1 \u03b7 \u00a0\u03c0\u03cc\u03bb\u03b7 \u03ad\u03bc\u03c0\u03b1\u03b9\u03bd\u03b5 \u03c3\u03b5 \u03bc\u03af\u03b1 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b7 \u03b5\u03c0\u03bf\u03c7\u03ae, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03b5\u03bd\u03cc\u03c2 \u03b5\u03c5\u03c1\u03cd\u03c4\u03b5\u03c1\u03bf\u03c5 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bd\u03b1 \u03b5\u03bd\u03c9\u03b8\u03b5\u03af \u03bc\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03c0\u03cc\u03bb\u03b5\u03b9\u03c2 \u03c3\u03b5 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03b7 \u03c4\u03b7\u03bd \u0395\u03c5\u03c1\u03ce\u03c0\u03b7. \u0391\u03c5\u03c4\u03cc \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03b5 \u03bc\u03af\u03b1 \u03b9\u03c3\u03c4\u03bf\u03c1\u03b9\u03ba\u03ae \u03bc\u03ad\u03c1\u03b1.<\/p>\n<p><a href=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/2.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-693 aligncenter\" alt=\"2\" src=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/2.jpg\" width=\"281\" height=\"179\" \/><\/a><\/p>\n<p style=\"text-align: justify\">\u03a4\u03bf 1912, \u03ba\u03b1\u03b9 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1 \u03c3\u03c4\u03b9\u03c2 18 \u039f\u03ba\u03c4\u03c9\u03b2\u03c1\u03af\u03bf\u03c5, \u03b1\u03bd\u03ae\u03bc\u03b5\u03c1\u03b1 \u03c4\u03b7\u03c2 \u03b5\u03bf\u03c1\u03c4\u03ae\u03c2 \u03c4\u03bf\u03c5 \u0391\u03b3\u03af\u03bf\u03c5 \u039b\u03bf\u03c5\u03ba\u03ac, \u03bf \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2 \u03b2\u03c1\u03ad\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03bf \u03b5\u03c0\u03af\u03ba\u03b5\u03bd\u03c4\u03c1\u03bf \u03c4\u03c9\u03bd \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03c9\u03bd \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c4\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c0\u03bb\u03b1\u03b9\u03c3\u03af\u03c9\u03c3\u03b1\u03bd \u03c4\u03b7\u03bd \u03c0\u03cc\u03bb\u03b7, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03b1\u03c5\u03c4\u03bf\u03cd \u03ad\u03c6\u03c4\u03b1\u03c3\u03b1\u03bd \u03bf\u03b9 \u03c0\u03c1\u03ce\u03c4\u03bf\u03b9 \u03c3\u03c4\u03c1\u03b1\u03c4\u03b9\u03ce\u03c4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b5\u03bb\u03b5\u03c5\u03b8\u03ad\u03c1\u03c9\u03c3\u03b1\u03bd \u03c4\u03b7 \u03c0\u03cc\u03bb\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bf\u03b8\u03c9\u03bc\u03b1\u03bd\u03b9\u03ba\u03cc \u03b6\u03c5\u03b3\u03cc. \u0391\u03bc\u03ad\u03c3\u03c9\u03c2 \u03bc\u03b5\u03c4\u03ac \u03ad\u03c6\u03c4\u03b1\u03c3\u03b5 \u03c3\u03c4\u03bf \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc, \u03b1\u03bc\u03b1\u03be\u03bf\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03b1 \u03bc\u03b5 \u03ad\u03bd\u03b1\u03bd \u03bb\u03cc\u03c7\u03bf \u03c0\u03b5\u03b6\u03b9\u03ba\u03bf\u03cd \u03c4\u03bf\u03c5 \u03b5\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03bf\u03cd \u03c3\u03c4\u03c1\u03b1\u03c4\u03bf\u03cd \u03bc\u03b5 \u03b5\u03c0\u03b9\u03ba\u03b5\u03c6\u03b1\u03bb\u03ae\u03c2 \u03c4\u03bf\u03bd \u03b1\u03be\u03b9\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u0392\u03b1\u03c3\u03af\u03bb\u03b5\u03b9\u03bf \u0393\u03b5\u03bd\u03bd\u03b7\u03bc\u03b1\u03c4\u03ac. \u039f\u03b9 \u03ba\u03ac\u03c4\u03bf\u03b9\u03ba\u03bf\u03b9 \u03c4\u03b7\u03c2 \u03c0\u03cc\u03bb\u03b7\u03c2 \u03ad\u03c6\u03c4\u03b1\u03c3\u03b1\u03bd \u03c3\u03c4\u03bf \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03c3\u03b5 \u03c0\u03bf\u03bc\u03c0\u03ae, \u03b5\u03bd\u03ce \u03c0\u03c1\u03c9\u03c4\u03bf\u03c0\u03cc\u03c1\u03bf\u03c2 \u03cc\u03bb\u03c9\u03bd \u03ae\u03c4\u03b1\u03bd \u03bf \u03a4\u03bf\u03cd\u03c1\u03ba\u03bf\u03c2 \u0394\u03ae\u03bc\u03b1\u03c1\u03c7\u03bf\u03c2 \u0391\u03bb\u03ae \u03a1\u03b9\u03b6\u03ac \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03ba\u03c1\u03b1\u03c4\u03bf\u03cd\u03c3\u03b5 \u03bb\u03b5\u03c5\u03ba\u03ae \u03c3\u03b7\u03bc\u03b1\u03af\u03b1. \u039c\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 530 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03a4\u03bf\u03c5\u03c1\u03ba\u03bf\u03ba\u03c1\u03b1\u03c4\u03af\u03b1\u03c2, \u03b7 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1 \u03ae\u03c4\u03b1\u03bd \u03b5\u03c0\u03b9\u03c4\u03ad\u03bb\u03bf\u03c5\u03c2 \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03b7.<\/p>\n<p><a href=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/41.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-695 aligncenter\" alt=\"4\" src=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/41-300x204.png\" width=\"300\" height=\"204\" srcset=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/41-300x204.png 300w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/41.png 590w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p style=\"text-align: justify\">\u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u0392&#8217; \u03a0\u03b1\u03b3\u03ba\u03bf\u03c3\u03bc\u03af\u03bf\u03c5 \u03a0\u03bf\u03bb\u03ad\u03bc\u03bf\u03c5 \u03bf \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b5\u03ba \u03bd\u03ad\u03bf\u03c5 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03b1\u03c3\u03b8\u03b5\u03bd\u03ce\u03bd, \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b9 \u03b5\u03c6\u03bf\u03b4\u03af\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03bc\u03ad\u03c4\u03c9\u03c0\u03bf, \u03b5\u03bd\u03ce \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03b5 \u03ba\u03cd\u03c1\u03b9\u03bf \u03bc\u03ad\u03c3\u03bf \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03cc\u03bb\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b1 \u03b4\u03b9\u03bf\u03b9\u03ba\u03b7\u03c4\u03b9\u03ba\u03ac \u03ba\u03ad\u03bd\u03c4\u03c1\u03b1 \u03c4\u03b7\u03c2 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03ba\u03b1\u03c4\u03bf\u03c7\u03b9\u03ba\u03ad\u03c2 \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03b9\u03c2. \u039f \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03bf\u03cd\u03c3\u03b5 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc \u03ba\u03c1\u03af\u03ba\u03bf \u03c3\u03c4\u03bf \u03b4\u03af\u03ba\u03c4\u03c5\u03bf \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bd\u03ad\u03b4\u03b5\u03b5 \u03c4\u03b7 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7 \u03bc\u03b5 \u03c4\u03b7 \u0394\u03c5\u03c4\u03b9\u03ba\u03ae \u039c\u03b1\u03ba\u03b5\u03b4\u03bf\u03bd\u03af\u03b1, \u03b4\u03b9\u03b5\u03c5\u03ba\u03bf\u03bb\u03cd\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03b3\u03b5\u03c1\u03bc\u03b1\u03bd\u03b9\u03ba\u03ce\u03bd \u03c3\u03c4\u03c1\u03b1\u03c4\u03b5\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd. \u039f \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2 \u03c3\u03c4\u03b7\u03bd \u0388\u03b4\u03b5\u03c3\u03c3\u03b1, \u03cc\u03c0\u03c9\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ad\u03c2 \u03c4\u03b7\u03c2 \u03b3\u03cd\u03c1\u03c9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae\u03c2 \u03ad\u03b3\u03b9\u03bd\u03b1\u03bd \u03c3\u03c4\u03cc\u03c7\u03bf\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b5\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03b1\u03c3\u03b9\u03b1\u03ba\u03ad\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2, \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1\u00a0 \u03c0\u03b1\u03c1\u03b5\u03bc\u03c0\u03bf\u03b4\u03b9\u03c3\u03c4\u03b5\u03af \u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03ba\u03c4\u03b7\u03c4\u03ad\u03c2. \u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03c5\u03c0\u03bf\u03c7\u03ce\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03b3\u03b5\u03c1\u03bc\u03b1\u03bd\u03b9\u03ba\u03ce\u03bd \u03c3\u03c4\u03c1\u03b1\u03c4\u03b5\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd, \u03bf\u03b9 \u03c5\u03c0\u03bf\u03b4\u03bf\u03bc\u03ad\u03c2 \u03c5\u03c0\u03ad\u03c3\u03c4\u03b7\u03c3\u03b1\u03bd \u03b6\u03b7\u03bc\u03b9\u03ad\u03c2,\u00a0 \u03bf\u03b9 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1 \u03b1\u03c0\u03bf\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03b8\u03b7\u03ba\u03b1\u03bd \u03c0\u03bb\u03ae\u03c1\u03c9\u03c2.<\/p>\n<p><a href=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-696 aligncenter\" alt=\"5\" src=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5-300x224.jpg\" width=\"300\" height=\"224\" srcset=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5-300x224.jpg 300w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5-1024x767.jpg 1024w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5-678x509.jpg 678w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5-326x245.jpg 326w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5-80x60.jpg 80w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/5.jpg 1039w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p style=\"text-align: justify\">\u039a\u03b1\u03c4\u03ac \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 2003 \u03bc\u03b5 2006 \u03b7 \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03bd\u03ac\u03b5\u03b9 \u03c4\u03bf\u03bd \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03c4\u03b7\u03c2 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2 \u03b5\u03ba\u03c3\u03c5\u03b3\u03c7\u03c1\u03bf\u03bd\u03af\u03c3\u03c4\u03b7\u03ba\u03b5 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03c4\u03b7\u03c1\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bc\u03b5 \u03c3\u03ba\u03bf\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03bc\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1\u03b6\u03b1\u03bd \u03c6\u03b8\u03bf\u03c1\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03af\u03c7\u03b1\u03bd \u03c9\u03c2 \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03c4\u03b9\u03c2 \u03b2\u03c1\u03b1\u03b4\u03c5\u03c0\u03bf\u03c1\u03af\u03b5\u03c2 \u03c3\u03b5 \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5. \u0391\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03c4\u03bf 2010 \u03c4\u03bf \u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03c4\u03b7\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7 \u03ad\u03c9\u03c2 \u03c4\u03b7\u03bd \u0388\u03b4\u03b5\u03c3\u03c3\u03b1 \u03b5\u03bd\u03c4\u03ac\u03c7\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03bf \u03b4\u03af\u03ba\u03c4\u03c5\u03bf \u03c4\u03bf\u03c5 \u03a0\u03c1\u03bf\u03b1\u03c3\u03c4\u03b9\u03b1\u03ba\u03bf\u03cd \u03c3\u03b9\u03b4\u03b7\u03c1\u03cc\u03b4\u03c1\u03bf\u03bc\u03bf\u03c5 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7\u03c2 \u03c9\u03c2 \u0393\u03c1\u03b1\u03bc\u03bc\u03ae 2.<\/p>\n<p style=\"text-align: justify\">\u03a3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03b5\u03b9\u03c2 \u03ba\u03c5\u03c1\u03af\u03c9\u03c2 \u03bc\u03b5 \u03c4\u03c1\u03ad\u03bd\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7\u03bd \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7.<\/p>\n<p><a href=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-697 aligncenter\" alt=\"6\" src=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6-300x225.jpg\" width=\"300\" height=\"225\" srcset=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6-300x225.jpg 300w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6-1024x768.jpg 1024w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6-678x509.jpg 678w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6-326x245.jpg 326w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6-80x60.jpg 80w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/6.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p style=\"text-align: justify\">\u03a0\u03c1\u03b9\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c0\u03cc\u03bb\u03b5\u03bc\u03bf \u03bf\u03b9 \u0392\u03b5\u03c1\u03bf\u03bb\u03b9\u03bd\u03ad\u03b6\u03bf\u03b9 \u03c0\u03b5\u03c1\u03b7\u03c6\u03b1\u03bd\u03b5\u03cd\u03bf\u03bd\u03c4\u03b1\u03bd \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03b4\u03c1\u03cc\u03bc\u03bf \u03c4\u03bf\u03c5\u03c2 \u00ab\u03c5\u03c0\u03cc \u03c4\u03b1\u03c2 \u03c6\u03b9\u03bb\u03cd\u03c1\u03b1\u03c2\u00bb, \u03ba\u03b1\u03b9 \u03bf\u03b9 \u0395\u03b4\u03b5\u03c3\u03c3\u03b1\u03af\u03bf\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03c1\u03bf\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc \u03b4\u03c1\u03cc\u03bc\u03bf \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd, \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf\u03bd \u03ad\u03bb\u03b5\u03b3\u03b1\u03bd, \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c6\u03bb\u03b1\u03bc\u03bf\u03c5\u03c1\u03b9\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03ba\u03b1\u03ba\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03bd\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03bd, \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03ad\u03bd\u03b1 \u03b1\u03c4\u03ad\u03bb\u03b5\u03b9\u03c9\u03c4\u03bf \u03c4\u03bf\u03cd\u03bd\u03b5\u03bb \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03bc\u03ad\u03c7\u03c1\u03b9 \u03c4\u03bf \u03c0\u03b1\u03bb\u03b9\u03cc \u03b3\u03c5\u03bc\u03bd\u03ac\u03c3\u03b9\u03bf.<\/p>\n<p style=\"text-align: justify\">\u039f\u03b9 \u03c4\u03bf\u03c5\u03c1\u03af\u03c3\u03c4\u03b5\u03c2 \u03ba\u03b1\u03c4\u03ad\u03ba\u03bb\u03c5\u03b6\u03b1\u03bd \u03ba\u03ac\u03b8\u03b5 \u039a\u03c5\u03c1\u03b9\u03b1\u03ba\u03ae \u03c4\u03b7\u03bd \u03c0\u03cc\u03bb\u03b7, \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b5\u03b9\u03b4\u03b9\u03ba\u03ad\u03c2 \u03b5\u03ba\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bc\u03b1\u03be\u03bf\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03b5\u03c2, \u03b5\u03bd\u03ce \u03c0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03b1 \u03c3\u03c4\u03bf\u03bd \u03af\u03b4\u03b9\u03bf \u03b4\u03c1\u03cc\u03bc\u03bf, \u03bf\u03b9 \u0395\u03b4\u03b5\u03c3\u03c3\u03b1\u03af\u03bf\u03b9 \u03c3\u03c5\u03bd\u03ae\u03b8\u03b9\u03b6\u03b1\u03bd \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bd \u03c4\u03b7 \u03b2\u03cc\u03bb\u03c4\u03b1 \u03c4\u03bf\u03c5\u03c2, \u03c4\u03bf \u03b3\u03bd\u03c9\u03c3\u03c4\u03cc \u00ab\u03bd\u03c5\u03c6\u03bf\u03c0\u03ac\u03b6\u03b1\u03c1\u03bf\u00bb. \u0391\u03ba\u03cc\u03bc\u03b7, \u03b7 \u03c0\u03b5\u03c1\u03af\u03bf\u03b4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b1\u03bb\u03b2\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd \u03c0\u03bf\u03bb\u03ad\u03bc\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b1 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03b1\u03bc\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2, \u03cc\u03c4\u03b1\u03bd \u03bf\u03b9 \u03bd\u03ad\u03bf\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1\u03bd\u03b5 \u03cc\u03bb\u03b7 \u03c4\u03b7\u03bd \u03bd\u03cd\u03c7\u03c4\u03b1 \u03bd\u03b1 \u03c0\u03b5\u03c1\u03ac\u03c3\u03bf\u03c5\u03bd \u03c4\u03b1 \u03b2\u03b1\u03b3\u03cc\u03bd\u03b9\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c4\u03c1\u03b1\u03c5\u03bc\u03b1\u03c4\u03af\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf \u03bc\u03ad\u03c4\u03c9\u03c0\u03bf \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03b3\u03ac\u03bb\u03b1, \u03c4\u03c3\u03b9\u03b3\u03ac\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03b3\u03ac\u03c0\u03b7 \u03c4\u03bf\u03c5\u03c2. \u03a4\u03b1 \u03c4\u03c1\u03ad\u03bd\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03bf\u03cd\u03c3\u03b1\u03bd \u03c3\u03b5 \u03b1\u03ba\u03b1\u03bd\u03cc\u03bd\u03b9\u03c3\u03c4\u03b5\u03c2 \u03ce\u03c1\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c0\u03b1\u03b9\u03b4\u03b9\u03ac \u03ba\u03ac\u03b8\u03bf\u03bd\u03c4\u03b1\u03bd \u03c3\u03c4\u03bf \u03c0\u03b1\u03bb\u03b9\u03cc \u03ba\u03b1\u03c6\u03b5\u03bd\u03b5\u03af\u03bf \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd \u03c0\u03b5\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03bd\u03b1 \u03b1\u03ba\u03bf\u03cd\u03c3\u03bf\u03c5\u03bd \u03c4\u03b1 \u03c3\u03c6\u03c5\u03c1\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c4\u03c1\u03ad\u03bd\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03ba\u03b1\u03c4\u03b7\u03c6\u03cc\u03c1\u03b9\u03b6\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u0386\u03b3\u03c1\u03b1.<b><\/b><\/p>\n<p style=\"text-align: justify\">\u03a4\u03bf \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc \u03ba\u03c4\u03af\u03c1\u03b9\u03bf \u03c4\u03bf\u03c5 \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03bf\u03cd \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03b4\u03b5\u03af\u03b3\u03bc\u03b1 \u03bd\u03b5\u03bf\u03ba\u03bb\u03b1\u03c3\u03b9\u03ba\u03ae\u03c2 \u03b1\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03ae\u03c2. \u03a3\u03c4\u03b7 \u03c3\u03cd\u03bd\u03b8\u03b5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03c4\u03b9\u03c1\u03af\u03bf\u03c5 \u03ba\u03c5\u03c1\u03b9\u03b1\u03c1\u03c7\u03b5\u03af \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03ce\u03c1\u03bf\u03c6\u03bf\u03c2 \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03cc\u03c2 \u03cc\u03b3\u03ba\u03bf\u03c2, \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03c0\u03bb\u03b1\u03b9\u03c3\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03b4\u03cd\u03bf \u03b9\u03c3\u03cc\u03b3\u03b5\u03b9\u03b5\u03c2 \u03c0\u03c4\u03ad\u03c1\u03c5\u03b3\u03b5\u03c2. \u039f\u03b9 \u03cc\u03c8\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd \u03ad\u03c7\u03bf\u03c5\u03bd \u03c4\u03c5\u03c0\u03b9\u03ba\u03ac \u03bd\u03b5\u03bf\u03ba\u03bb\u03b1\u03c3\u03b9\u03ba\u03ac \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03b1, \u03cc\u03c0\u03c9\u03c2 \u03b1\u03b5\u03c4\u03ce\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c0\u03b1\u03c1\u03b1\u03c3\u03c4\u03ac\u03b4\u03b5\u03c2. \u03a4\u03b1 \u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03ac \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03b1 \u03c4\u03bf\u03c5 \u03ba\u03c4\u03b9\u03c1\u03af\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03b1 \u03b5\u03ba\u03bb\u03b5\u03ba\u03c4\u03b9\u03ba\u03b9\u03c3\u03bc\u03bf\u03cd, \u03c3\u03c5\u03bd\u03b4\u03c5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03b1\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03ac \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03b1.<\/p>\n<p style=\"text-align: justify\">\u03a4\u03b1 \u03ba\u03c4\u03af\u03c1\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03bd\u03c4\u03b1\u03b9 \u03ba\u03ac\u03c4\u03c9 \u03b1\u03c0\u03cc \u03b1\u03b9\u03c9\u03bd\u03cc\u03b2\u03b9\u03b1 \u03c0\u03bb\u03b1\u03c4\u03ac\u03bd\u03b9\u03b1, \u03c0\u03c1\u03bf\u03c3\u03b4\u03af\u03b4\u03bf\u03bd\u03c4\u03b1\u03c2 \u03bc\u03b9\u03b1 \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03b7 \u03b1\u03c4\u03bc\u03cc\u03c3\u03c6\u03b1\u03b9\u03c1\u03b1. \u03a3\u03c4\u03bf \u03c3\u03c5\u03b3\u03ba\u03c1\u03cc\u03c4\u03b7\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd \u03c5\u03c0\u03ae\u03c1\u03c7\u03b1\u03bd \u03ba\u03b1\u03b9 \u03ac\u03bb\u03bb\u03b1 \u03ba\u03c4\u03af\u03c1\u03b9\u03b1, \u03cc\u03c0\u03c9\u03c2 \u03ba\u03c4\u03af\u03c1\u03b9\u03bf \u03c5\u03c0\u03b1\u03bb\u03bb\u03ae\u03bb\u03c9\u03bd, \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b7 \u03b5\u03bc\u03c0\u03bf\u03c1\u03b5\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd, \u03ba\u03b1\u03b9 \u03bc\u03b7\u03c7\u03b1\u03bd\u03bf\u03c5\u03c1\u03b3\u03b5\u03af\u03bf, \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c5\u03c0\u03bf\u03c3\u03c4\u03b5\u03af \u03b5\u03c0\u03b5\u03ba\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03ac\u03c1\u03bf\u03b4\u03bf \u03c4\u03bf\u03c5 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5.<b><\/b><\/p>\n<figure id=\"attachment_700\" aria-describedby=\"caption-attachment-700\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/9.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-700\" alt=\"\u03a0\u03b1\u03bb\u03b9\u03ac \u03ba\u03b1\u03c1\u03c4-\u03c0\u03bf\u03c3\u03c4\u03ac\u03bb \u03c4\u03bf\u03c5 1904. \u0394\u03b5\u03af\u03c7\u03bd\u03b5\u03b9 \u03c4\u03b1\u03be\u03b9\u03b4\u03b9\u03ce\u03c4\u03b5\u03c2 \u03c3\u03c4\u03bf \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2. \u03a6\u03b1\u03af\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03cd\u03c0\u03bf\u03c1\u03bf\u03b9 \u03b1\u03c3\u03c4\u03bf\u03af, \u03bc\u03ac\u03bb\u03bb\u03bf\u03bd \u0399\u03c3\u03c1\u03b1\u03b7\u03bb\u03af\u03c4\u03b5\u03c2 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7\u03c2. \u0393\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03cc\u03c3\u03b7\u03bc\u03bf 10 \u03c0\u03b1\u03c1\u03ac\u03b4\u03c9\u03bd. \u0397 \u03bc\u03bf\u03bd\u03ae \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c4\u03c1\u03b5\u03b9\u03c2 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c5\u03c2 \u03b5\u03bd\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd. \u0397 \u03c0\u03bb\u03b1\u03b3\u03b9\u03ac \u00ab\u039a\u03b1\u03c1\u03b1\u03bc\u03ac\u03bd\u00bb \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ac\u03ba\u03c4\u03b9\u03c3\u03c4\u03b7 \u03ba\u03b1\u03b9 \u03b3\u03c5\u03bc\u03bd\u03ae.\" src=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/9-300x189.jpg\" width=\"300\" height=\"189\" srcset=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/9-300x189.jpg 300w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/9-320x200.jpg 320w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/9.jpg 956w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-700\" class=\"wp-caption-text\">\u03a0\u03b1\u03bb\u03b9\u03ac \u03ba\u03b1\u03c1\u03c4-\u03c0\u03bf\u03c3\u03c4\u03ac\u03bb \u03c4\u03bf\u03c5 1904. \u0394\u03b5\u03af\u03c7\u03bd\u03b5\u03b9 \u03c4\u03b1\u03be\u03b9\u03b4\u03b9\u03ce\u03c4\u03b5\u03c2 \u03c3\u03c4\u03bf \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2. \u03a6\u03b1\u03af\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03cd\u03c0\u03bf\u03c1\u03bf\u03b9 \u03b1\u03c3\u03c4\u03bf\u03af, \u03bc\u03ac\u03bb\u03bb\u03bf\u03bd \u0399\u03c3\u03c1\u03b1\u03b7\u03bb\u03af\u03c4\u03b5\u03c2 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7\u03c2. \u0393\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03cc\u03c3\u03b7\u03bc\u03bf 10 \u03c0\u03b1\u03c1\u03ac\u03b4\u03c9\u03bd. \u0397 \u03bc\u03bf\u03bd\u03ae \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c4\u03c1\u03b5\u03b9\u03c2 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c5\u03c2 \u03b5\u03bd\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd. \u0397 \u03c0\u03bb\u03b1\u03b3\u03b9\u03ac \u00ab\u039a\u03b1\u03c1\u03b1\u03bc\u03ac\u03bd\u00bb \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ac\u03ba\u03c4\u03b9\u03c3\u03c4\u03b7 \u03ba\u03b1\u03b9 \u03b3\u03c5\u03bc\u03bd\u03ae.<\/figcaption><\/figure>\n<figure id=\"attachment_701\" aria-describedby=\"caption-attachment-701\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/10.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-701\" alt=\"\u0391\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03bb\u03b1\u03b3\u03b9\u03ac \u00ab\u039a\u03b1\u03c1\u03b1\u03bc\u03ac\u03bd\u00bb, \u03b3\u03b5\u03bd\u03b9\u03ba\u03ae \u03ac\u03c0\u03bf\u03c8\u03b7 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03c3\u03b5 \u03c0\u03c1\u03ce\u03c4\u03bf \u03c0\u03bb\u03ac\u03bd\u03bf.\" src=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/10-300x188.jpg\" width=\"300\" height=\"188\" srcset=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/10-300x188.jpg 300w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/10-320x200.jpg 320w, https:\/\/schoolpress.sch.gr\/mathitikipixida\/files\/2026\/04\/10.jpg 1000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-701\" class=\"wp-caption-text\">\u0391\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03bb\u03b1\u03b3\u03b9\u03ac \u00ab\u039a\u03b1\u03c1\u03b1\u03bc\u03ac\u03bd\u00bb, \u03b3\u03b5\u03bd\u03b9\u03ba\u03ae \u03ac\u03c0\u03bf\u03c8\u03b7 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03c3\u03b5 \u03c0\u03c1\u03ce\u03c4\u03bf \u03c0\u03bb\u03ac\u03bd\u03bf.<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>\u0391\u03c0\u03cc \u03c4\u03b7 \u039c\u03b9\u03c7\u03b1\u03ad\u03bb\u03b1 \u0393\u03b9\u03b1\u03ba\u03bf\u03c5\u03b2\u03ae, \u03bc\u03b1\u03b8\u03ae\u03c4\u03c1\u03b9\u03b1 \u03c4\u03b7\u03c2 \u0391\u2019 \u03c4\u03ac\u03be\u03b7\u03c2 \u039f \u03c3\u03b9\u03b4\u03b7\u03c1\u03bf\u03b4\u03c1\u03bf\u03bc\u03b9\u03ba\u03cc\u03c2 \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc\u03c2\u00a0 \u0388\u03b4\u03b5\u03c3\u03c3\u03b1\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03ad\u03bd\u03b1\u03bd \u03b5\u03c0\u03b9\u03b2\u03b1\u03c4\u03b9\u03ba\u03cc \u03c3\u03c4\u03b1\u03b8\u03bc\u03cc \u03b5\u03c0\u03af \u03c4\u03b7\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7- \u0388\u03b4\u03b5\u03c3\u03c3\u03b1, \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b5\u03bd\u03c4\u03cc\u03c2 <a class=\"mh-excerpt-more\" href=\"https:\/\/schoolpress.sch.gr\/mathitikipixida\/archives\/692\" title=\"\u039f\u03b9 \u03c1\u03ac\u03b3\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b5\u03bb\u03b8\u03cc\u03bd\u03c4\u03bf\u03c2 \u03c3\u03c4\u03b7\u03bd \u0388\u03b4\u03b5\u03c3\u03c3\u03b1!\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":20510,"featured_media":699,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"series":[29],"class_list":["post-692","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-10","series-3---2025"],"_links":{"self":[{"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/posts\/692","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/users\/20510"}],"replies":[{"embeddable":true,"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/comments?post=692"}],"version-history":[{"count":0,"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/posts\/692\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/media\/699"}],"wp:attachment":[{"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/media?parent=692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/categories?post=692"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/tags?post=692"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/schoolpress.sch.gr\/mathitikipixida\/wp-json\/wp\/v2\/series?post=692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}