{"id":4168,"date":"2024-03-15T23:43:01","date_gmt":"2024-03-15T23:43:01","guid":{"rendered":"http:\/\/lazaris.net\/lazaris\/chris\/?p=4168"},"modified":"2025-02-17T15:49:26","modified_gmt":"2025-02-17T15:49:26","slug":"math-symbols","status":"publish","type":"post","link":"https:\/\/lazaris.net\/lazaris\/chris\/math-symbols\/","title":{"rendered":"\u03a4\u03b1\u03be\u03af\u03b4\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03a3\u03c5\u03bc\u03b2\u03cc\u03bb\u03c9\u03bd."},"content":{"rendered":"\n

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+, -, \u00d7, \u00f7, \u221a, \u221e, \u03c0, \u03a3, \u222b, f(x)<\/h2>\n\n\n\n

\u03a4\u03b1 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03b1 \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03c3\u03b5\u03c2 \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c1\u03bf\u03ad\u03bb\u03b5\u03c5\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03bf\u03c5\u03bd \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03c5\u03c2 \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2, \u03b3\u03bb\u03ce\u03c3\u03c3\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c0\u03b5\u03c1\u03b9\u03cc\u03b4\u03bf\u03c5\u03c2. \u0391\u03bd\u03b1\u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b9\u03c2 \u03c1\u03af\u03b6\u03b5\u03c2 \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03c3\u03c5\u03bc\u03b2\u03cc\u03bb\u03c9\u03bd, \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03b2\u03b1\u03b8\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b5\u03ba\u03c4\u03af\u03bc\u03b7\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03be\u03ad\u03bb\u03b9\u03be\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c4\u03cc\u03c3\u03bf \u03c9\u03c2 \u03b3\u03bb\u03ce\u03c3\u03c3\u03b1\u03c2 \u03cc\u03c3\u03bf \u03ba\u03b1\u03b9 \u03c9\u03c2 \u03c0\u03b5\u03b9\u03b8\u03b1\u03c1\u03c7\u03af\u03b1\u03c2.<\/p>\n\n\n

\n
\"\"<\/a><\/figure><\/div>\n\n\n
<\/div>\n\n\n\n

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\u0397 \u03b9\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 (=)<\/strong><\/h2>\n\n\n\n

\u0389\u03c4\u03b1\u03bd \u03c4\u03bf 1557<\/strong> \u03cc\u03c4\u03b1\u03bd \u03bf \u039f\u03c5\u03b1\u03bb\u03cc\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u03a1\u03cc\u03bc\u03c0\u03b5\u03c1\u03c4 \u03a1\u03b5\u03ba\u03cc\u03c1\u03bd\u03c4<\/a> (Robert Recorde) \u03b5\u03b9\u03c3\u03ae\u03b3\u03b1\u03b3\u03b5 \u03c4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03b7\u03c2 \u03b9\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u03a3\u03c4\u03bf “The Whetstone of Witte”, \u03bf \u03a1\u03b5\u03ba\u03cc\u03c1\u03bd\u03c4 \u03b5\u03be\u03ae\u03b3\u03b7\u03c3\u03b5 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c4\u03bf\u03c5 \u03b1\u03c0\u03cc \u03b4\u03cd\u03bf \u03c0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03b5\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03cd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b9\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1, \u03ba\u03b1\u03b8\u03ce\u03c2 “\u03c4\u03af\u03c0\u03bf\u03c4\u03b1 \u03b4\u03b5\u03bd \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03af\u03c3\u03bf<\/em>“. \u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03ad\u03c7\u03b5\u03b9 \u03b3\u03af\u03bd\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03cc\u03c4\u03b5 \u03c0\u03b1\u03b3\u03ba\u03bf\u03c3\u03bc\u03af\u03c9\u03c2 \u03b1\u03bd\u03b1\u03b3\u03bd\u03c9\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf.<\/p>\n\n\n

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\"\"<\/a><\/figure><\/div>\n\n\n
<\/div>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u00ab\u03c3\u03c5\u03bd\u00bb (+) \u03ba\u03b1\u03b9 \u00ab\u03bc\u03b5\u03af\u03bf\u03bd\u00bb (-)<\/h2>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u00ab\u03c3\u03c5\u03bd<\/strong>\u00bb \u03c0\u03b9\u03b8\u03b1\u03bd\u03cc\u03c4\u03b1\u03c4\u03b1 \u03c0\u03c1\u03bf\u03ad\u03c1\u03c7\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bb\u03b1\u03c4\u03b9\u03bd\u03b9\u03ba\u03cc \u03cc\u03c1\u03bf \u00abet\u00bb, \u03c0\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u00ab\u03ba\u03b1\u03b9\u00bb. \u039c\u03b5 \u03c4\u03bf\u03bd \u03ba\u03b1\u03b9\u03c1\u03cc, \u03c4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03b5\u03be\u03b5\u03bb\u03af\u03c7\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03bf \u03b3\u03bd\u03c9\u03c3\u03c4\u03cc \u03c3\u03c7\u03ae\u03bc\u03b1 \u00ab+\u00bb, \u03c0\u03bf\u03c5 \u03c4\u03b5\u03ba\u03bc\u03b7\u03c1\u03b9\u03ce\u03b8\u03b7\u03ba\u03b5 \u03b3\u03b9\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c6\u03bf\u03c1\u03ac \u03c4\u03bf\u03bd 15\u03bf \u03b1\u03b9\u03ce\u03bd\u03b1 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03b9\u03ba\u03cc \u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03bf \u03c4\u03bf\u03c5 \u0393\u03b9\u03cc\u03c7\u03b1\u03bd\u03c2 \u0393\u03bf\u03c5\u03af\u03bd\u03c4\u03bc\u03b1\u03bd (Johannes Widmann<\/a>)<\/p>\n\n\n

\n
\"\"<\/a><\/figure><\/div>\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u00ab\u03bc\u03b5\u03af\u03bf\u03bd<\/strong>\u00bb \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03b1\u03c6\u03b1\u03af\u03c1\u03b5\u03c3\u03b7 \u03b5\u03b4\u03ce \u03ba\u03b1\u03b9 \u03b1\u03b9\u03ce\u03bd\u03b5\u03c2, \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c1\u03af\u03b6\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03bd\u03b1 \u03c6\u03c4\u03ac\u03bd\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf\u03c5\u03c2 \u03b1\u03c1\u03c7\u03b1\u03af\u03bf\u03c5\u03c2 \u0391\u03b9\u03b3\u03cd\u03c0\u03c4\u03b9\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b9 \u0388\u03bb\u03bb\u03b7\u03bd\u03b5\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2. \u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03ba\u03ad\u03c1\u03b4\u03b9\u03c3\u03b5 \u03b4\u03b7\u03bc\u03bf\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03c4\u03b7\u03bd \u0395\u03c5\u03c1\u03ce\u03c0\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 16\u03bf\u03c5 \u03b1\u03b9\u03ce\u03bd\u03b1<\/strong> \u03ba\u03b1\u03b9 \u03c0\u03b1\u03c1\u03ad\u03bc\u03b5\u03b9\u03bd\u03b5 \u03ad\u03bd\u03b1 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c3\u03c4\u03ae\u03c1\u03b9\u03b3\u03bc\u03b1.<\/p>\n\n\n\n

<\/div>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03af\u03c1\u03b5\u03c3\u03b7\u03c2 (\u00f7)<\/strong><\/h2>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03b4\u03b9\u03b1\u03af\u03c1\u03b5\u03c3\u03b7\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b3\u03b9\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c6\u03bf\u03c1\u03ac \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u0395\u03bb\u03b2\u03b5\u03c4\u03cc \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u0393\u03b9\u03cc\u03c7\u03b1\u03bd \u03a1\u03b1\u03c7 (Johann Rahn<\/a>) \u03c4\u03bf 1659 <\/strong>\u03c3\u03c4\u03bf \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c4\u03bf\u03c5 “Teutsche Algebra”. \u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03ba\u03bf\u03c5\u03ba\u03ba\u03af\u03b4\u03b1 \u03c0\u03ac\u03bd\u03c9 \u03ba\u03b1\u03b9 \u03ba\u03ac\u03c4\u03c9, \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03cd\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03af\u03c1\u03b5\u03c3\u03b7 \u03ae \u03ad\u03bd\u03b1 \u03ba\u03bb\u03ac\u03c3\u03bc\u03b1 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03cd\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd.<\/p>\n\n\n\n

\"\"<\/figure><\/div>
\"\"<\/figure><\/div><\/div><\/div><\/div>\n\n\n\n
<\/div>\n\n\n\n

\u039f \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03b7\u03c2 \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03ae\u03c2 \u03c1\u03af\u03b6\u03b1\u03c2 (\u221a)<\/strong><\/h2>\n\n\n\n

\u03a3\u03c4\u03bf \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u00abCoss\u00bb \u03c4\u03bf\u03c5, \u03bf \u039a\u03c1\u03af\u03c3\u03c4\u03bf\u03c6 \u03a1\u03bf\u03cd\u03bd\u03c4\u03bf\u03bb\u03c6 (Christoph Rudolff<\/a>) \u03b5\u03b9\u03c3\u03ae\u03b3\u03b1\u03b3\u03b5 \u03c4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03b7\u03c2 \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03ae\u03c2 \u03c1\u03af\u03b6\u03b1\u03c2 \u03c4\u03bf 1525<\/strong>. \u03a0\u03c1\u03bf\u03ad\u03c1\u03c7\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bb\u03b1\u03c4\u03b9\u03bd\u03b9\u03ba\u03cc \u03cc\u03c1\u03bf \u00abradix\u00bb, \u03c0\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u00ab\u03c1\u03af\u03b6\u03b1\u00bb, \u03c4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c5\u03c0\u03bf\u03b4\u03b7\u03bb\u03ce\u03bd\u03b5\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac \u03c4\u03b7\u03bd \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03ae \u03c1\u03af\u03b6\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd.<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n
<\/div>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03bf\u03c5 \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf\u03c5 (\u221e)<\/strong><\/h2>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03bf\u03c5 \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf\u03c5, \u03ae lemniscate, \u03b5\u03b9\u03c3\u03ae\u03c7\u03b8\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u0386\u03b3\u03b3\u03bb\u03bf \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03a4\u03b6\u03cc\u03bd \u0393\u03bf\u03c5\u03cc\u03bb\u03b9\u03c2<\/a> (John Wallis) \u03c4\u03bf 1655<\/strong>. \u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03b1\u03c0\u03b5\u03b9\u03ba\u03bf\u03bd\u03af\u03b6\u03b5\u03b9 \u03ad\u03bd\u03b1\u03bd \u03b1\u03c4\u03b5\u03bb\u03b5\u03af\u03c9\u03c4\u03bf, \u03bc\u03b7 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03b2\u03c1\u03cc\u03c7\u03bf, \u03c0\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03ad\u03bd\u03bd\u03bf\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03ac\u03c0\u03b5\u03b9\u03c1\u03bf\u03c5. \u039f\u03bc\u03bf\u03af\u03c9\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b5 1\/\u221e \u03b3\u03b9\u03b1 \u03c4\u03bf \u03b1\u03c0\u03b5\u03b9\u03c1\u03bf\u03b5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03bf.<\/p>\n\n\n\n

\u039f \u03a4\u03b6\u03cc\u03bd \u0393\u03bf\u03c5\u03cc\u03bb\u03b9\u03c2 (1616 \u2013 1703) \u03ae\u03c4\u03b1\u03bd \u0386\u03b3\u03b3\u03bb\u03bf\u03c2 \u03ba\u03bb\u03b7\u03c1\u03b9\u03ba\u03cc\u03c2 \u03ba\u03b1\u03b9 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2, \u03c3\u03c4\u03bf\u03bd \u03bf\u03c0\u03bf\u03af\u03bf \u03b1\u03c0\u03bf\u03b4\u03af\u03b4\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ae \u03b1\u03bd\u03b1\u03b3\u03bd\u03ce\u03c1\u03b9\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7 \u03c4\u03bf\u03c5 \u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03bf\u03cd.<\/p>\n\n\n\n

\u039c\u03b5\u03c4\u03b1\u03be\u03cd 1643 \u03ba\u03b1\u03b9 1689 \u03c5\u03c0\u03b7\u03c1\u03ad\u03c4\u03b7\u03c3\u03b5 \u03c9\u03c2 \u03b5\u03c0\u03b9\u03ba\u03b5\u03c6\u03b1\u03bb\u03ae\u03c2 \u03ba\u03c1\u03c5\u03c0\u03c4\u03bf\u03b3\u03c1\u03ac\u03c6\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf \u039a\u03bf\u03b9\u03bd\u03bf\u03b2\u03bf\u03cd\u03bb\u03b9\u03bf \u03ba\u03b1\u03b9, \u03b1\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1, \u03c4\u03b7 \u03b2\u03b1\u03c3\u03b9\u03bb\u03b9\u03ba\u03ae \u03b1\u03c5\u03bb\u03ae. \u039f \u03a4\u03b6\u03cc\u03bd \u0393\u03bf\u03c5\u03cc\u03bb\u03b9\u03c2 \u03ae\u03c4\u03b1\u03bd \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03bf\u03c2 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \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 \u03b4\u03b9\u03b1\u03bd\u03bf\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf\u03c5\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03ce\u03b9\u03bc\u03b7\u03c2 \u03b1\u03bd\u03b1\u03b3\u03ad\u03bd\u03bd\u03b7\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd.<\/p>\n\n\n

\n
\"\"<\/a><\/figure><\/div>\n\n\n
<\/div>\n\n\n\n

\u03a4\u03bf \u03c0.<\/strong><\/h2>\n\n\n\n

\u039f \u039f\u03c5\u03b1\u03bb\u03cc\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u0393\u03bf\u03c5\u03af\u03bb\u03b9\u03b1\u03bc\u03c2 \u03a4\u03b6\u03cc\u03bf\u03c5\u03bd\u03c2 (William Jones)<\/a> \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b5 \u03b3\u03b9\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c6\u03bf\u03c1\u03ac \u03c4\u03bf \u03b5\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03cc \u03b3\u03c1\u03ac\u03bc\u03bc\u03b1 \u03c0<\/strong> \u03c4\u03bf 1706 <\/strong>\u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03b1\u03c3\u03c4\u03ae\u03c3\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03bd\u03b1\u03bb\u03bf\u03b3\u03af\u03b1 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03b7\u03c2 \u03c0\u03b5\u03c1\u03b9\u03c6\u03ad\u03c1\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5 \u03b5\u03bd\u03cc\u03c2 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5. \u0389\u03c4\u03b1\u03bd \u03c3\u03c4\u03b5\u03bd\u03cc\u03c2 \u03c6\u03af\u03bb\u03bf\u03c2 \u03c4\u03bf\u03c5 \u0399\u03c3\u03b1\u03ac\u03ba \u039d\u03b9\u03bf\u03cd\u03c4\u03bf\u03bd<\/a> (Sir Isaac Newton) \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u0395\u03bd\u03c4\u03bc\u03bf\u03cd\u03bd\u03c4 \u03a7\u03ac\u03bb\u03b5\u03ca<\/a> (Sir Edmund Halley). \u03a4\u03bf\u03bd \u039d\u03bf\u03ad\u03bc\u03b2\u03c1\u03b9\u03bf \u03c4\u03bf\u03c5 1711, \u03ad\u03b3\u03b9\u03bd\u03b5 \u03bc\u03ad\u03bb\u03bf\u03c2 \u03c4\u03b7\u03c2 \u0392\u03b1\u03c3\u03b9\u03bb\u03b9\u03ba\u03ae\u03c2 \u0395\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03ae\u03c4\u03b1\u03bd \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03cc\u03b5\u03b4\u03c1\u03cc\u03c2 \u03c4\u03b7\u03c2.<\/p>\n\n\n\n

\u039f \u0395\u03bb\u03b2\u03b5\u03c4\u03cc\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039b\u03ad\u03bf\u03bd\u03b1\u03c1\u03bd\u03c4 \u038c\u03b9\u03bb\u03b5\u03c1<\/a> (Leonhard Euler) \u03c4\u03bf \u03ad\u03ba\u03b1\u03bd\u03b5 \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03b1\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1, \u03c4\u03bf\u03bd 18\u03bf \u03b1\u03b9\u03ce\u03bd\u03b1.<\/p>\n\n\n\n

\"\"<\/figure><\/div>
\"\"<\/figure><\/div><\/div><\/div><\/div>\n\n\n\n
<\/div>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03b7\u03c2 \u03ac\u03b8\u03c1\u03bf\u03b9\u03c3\u03b7\u03c2 (\u03a3)<\/h2>\n\n\n\n

\u039f \u0395\u03bb\u03b2\u03b5\u03c4\u03cc\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039b\u03ad\u03bf\u03bd\u03b1\u03c1\u03bd\u03c4 \u038c\u03b9\u03bb\u03b5\u03c1<\/a> (Leonhard Euler) \u03b5\u03b9\u03c3\u03ae\u03b3\u03b1\u03b3\u03b5 \u03c4\u03bf \u03b5\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03cc \u03ba\u03b5\u03c6\u03b1\u03bb\u03b1\u03af\u03bf \u03b3\u03c1\u03ac\u03bc\u03bc\u03b1 \u03c3\u03af\u03b3\u03bc\u03b1 (\u03a3) \u03c3\u03b1\u03bd \u03c4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03ac\u03b8\u03c1\u03bf\u03b9\u03c3\u03b7\u03c2 \u03c4\u03bf\u03bd 18\u03bf \u03b1\u03b9\u03ce\u03bd\u03b1. \u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c5\u03c0\u03bf\u03b4\u03b7\u03bb\u03ce\u03bd\u03b5\u03b9 \u03c4\u03bf \u03ac\u03b8\u03c1\u03bf\u03b9\u03c3\u03bc\u03b1 \u03bc\u03b9\u03b1\u03c2 \u03c3\u03b5\u03b9\u03c1\u03ac\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd, \u03c3\u03c5\u03c7\u03bd\u03ac \u03c3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03c4\u03bf\u03c5 \u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03bf\u03cd \u03ae \u03c4\u03b7\u03c2 \u03ac\u03bb\u03b3\u03b5\u03b2\u03c1\u03b1\u03c2.<\/p>\n\n\n\n

<\/div>\n\n\n\n

\u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c4\u03b7\u03c2 \u039f\u03bb\u03bf\u03ba\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7\u03c2 (\u222b)<\/h2>\n\n\n\n

\u039f \u0393\u03b5\u03c1\u03bc\u03b1\u03bd\u03cc\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u0393\u03ba\u03cc\u03c4\u03c6\u03c1\u03b9\u03bd\u03c4 \u0392\u03af\u03bb\u03c7\u03b5\u03bb\u03bc \u039b\u03ac\u03b9\u03bc\u03c0\u03bd\u03b9\u03c4\u03c2<\/a>  (Gottfried Wilhelm Leibniz) \u03b5\u03b9\u03c3\u03ae\u03b3\u03b1\u03b3\u03b5 \u03c4\u03bf \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf (\u222b) \u03c3\u03c4\u03b1 \u03c4\u03ad\u03bb\u03b7 \u03c4\u03bf\u03c5 17<\/strong>\u03bf\u03c5 \u03b1\u03b9\u03ce\u03bd\u03b1. \u03a4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf \u03c5\u03c0\u03bf\u03b4\u03b7\u03bb\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7\u03c2 \u03bc\u03b9\u03b1\u03c2 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u03c2, \u03bc\u03b9\u03b1\u03c2 \u03b8\u03b5\u03bc\u03b5\u03bb\u03b9\u03ce\u03b4\u03bf\u03c5\u03c2 \u03ad\u03bd\u03bd\u03bf\u03b9\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc. \u03a4\u03bf \u03b5\u03c0\u03af\u03bc\u03b7\u03ba\u03b5\u03c2 \u03c3\u03c7\u03ad\u03b4\u03b9\u03bf “S” \u03b5\u03bc\u03c0\u03bd\u03b5\u03cd\u03c3\u03c4\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bb\u03b1\u03c4\u03b9\u03bd\u03b9\u03ba\u03cc \u03cc\u03c1\u03bf “summa”, \u03c0\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 “\u03ac\u03b8\u03c1\u03bf\u03b9\u03c3\u03bc\u03b1” \u03ae “\u03c3\u03cd\u03bd\u03bf\u03bb\u03bf”.<\/p>\n\n\n\n

\n
\"\"<\/a>
Gottfried Wilhelm Leibniz<\/figcaption><\/figure>\n<\/figure>\n\n\n\n
<\/div>\n\n\n\n

\u0397 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 f(x)<\/h2>\n\n\n\n
\"\"<\/figure>
\n

\u0397 \u03c3\u03b7\u03bc\u03b5\u03b9\u03bf\u03b3\u03c1\u03b1\u03c6\u03af\u03b1 f(x) \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03c1\u03af\u03b6\u03b5\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03bf\u03c5 \u0393\u03ac\u03bb\u03bb\u03bf\u03c5 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c6\u03b9\u03bb\u03bf\u03c3\u03cc\u03c6\u03bf\u03c5 \u03a1\u03b5\u03bd\u03ad \u039d\u03c4\u03b5\u03ba\u03ac\u03c1\u03c4<\/a> (Ren\u00e9 Descartes). \u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 1600, \u03bf \u039d\u03c4\u03b5\u03ba\u03ac\u03c1\u03c4 \u03ae \u039a\u03b1\u03c1\u03c4\u03ad\u03c3\u03b9\u03bf\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b3\u03bd\u03c9\u03c3\u03c4\u03cc\u03c2, \u03c0\u03c1\u03cc\u03c4\u03b5\u03b9\u03bd\u03b5 \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ac\u03c4\u03c9\u03bd \u03c3\u03b1\u03bd \u03bc\u03ad\u03c3\u03bf \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03b9\u03c3\u03bc\u03bf\u03cd \u03b1\u03b3\u03bd\u03ce\u03c3\u03c4\u03c9\u03bd \u03c4\u03b9\u03bc\u03ce\u03bd \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03b1\u03bb\u03b3\u03b5\u03b2\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2. \u039f \u0395\u03bb\u03b2\u03b5\u03c4\u03cc\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u039b\u03ad\u03bf\u03bd\u03b1\u03c1\u03bd\u03c4 \u038c\u03b9\u03bb\u03b5\u03c1<\/a> (Leonhard Euler) \u03b2\u03b5\u03bb\u03c4\u03af\u03c9\u03c3\u03b5 \u03b1\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03c4\u03bf \u03c3\u03cd\u03bc\u03b2\u03bf\u03bb\u03bf f(x) \u03c3\u03c4\u03b1 \u03bc\u03ad\u03c3\u03b1 \u03c4\u03bf\u03c5 18\u03bf\u03c5 \u03b1\u03b9\u03ce\u03bd\u03b1, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03bd \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b5\u03af\u03be\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 \u03bc\u03b9\u03b1\u03c2 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b1\u03c0\u03cc \u03bc\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bb\u03b7\u03c4\u03ae, \u03c4\u03bf \u00abx\u00bb. \u0391\u03c5\u03c4\u03ae \u03b7 \u03c3\u03b7\u03bc\u03b5\u03b9\u03bf\u03b3\u03c1\u03b1\u03c6\u03af\u03b1 \u03b5\u03be\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b8\u03b5\u03bc\u03b5\u03bb\u03b9\u03ce\u03b4\u03b7\u03c2 \u03c0\u03c4\u03c5\u03c7\u03ae \u03c4\u03b7\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b3\u03bb\u03ce\u03c3\u03c3\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1, \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03ad\u03bd\u03b1\u03bd \u03c3\u03b1\u03c6\u03ae \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03bf\u03c0\u03c4\u03b9\u03ba\u03cc \u03c4\u03c1\u03cc\u03c0\u03bf \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03c0\u03b5\u03c1\u03af\u03c0\u03bb\u03bf\u03ba\u03c9\u03bd \u03c3\u03c5\u03bd\u03b1\u03c1\u03c4\u03ae\u03c3\u03b5\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03c3\u03c7\u03ad\u03c3\u03b5\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03b2\u03bb\u03b7\u03c4\u03ce\u03bd.<\/p>\n<\/div><\/div>\n\n\n\n

<\/div>\n\n\n\n

\u03a0\u03b1\u03c1\u03b1\u03c0\u03bf\u03bc\u03c0\u03ad\u03c2-\u0392\u03b9\u03b2\u03bb\u03b9\u03bf\u03b3\u03c1\u03b1\u03c6\u03af\u03b1.<\/h2>\n\n\n\n

[1] Sunny Labh, “Tracing the Origins of Mathematical Symbols: =, +, -, \u00d7, \u00f7, \u221a, \u221e, \u03c0, \u03a3, \u222b, f(x)”<\/em>, Cantor Paradise, (https:\/\/www.cantorsparadise.com\/tracing-the-origins-of-mathematical-symbols-%CF%80-%CF%83-f-x-16e7868ee2a2) <\/a><\/p>\n\n\n\n

[2]. Wikipedia<\/p>\n\n\n\n

\"\"<\/figure>
\n

\u03a7\u03c1\u03b9\u03c3\u03c4\u03cc\u03b4\u03bf\u03c5\u03bb\u03bf\u03c2 \u039b\u03ac\u03b6\u03b1\u03c1\u03b7\u03c2
\u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2, \u03a0\u03ac\u03c4\u03c1\u03b1
MSc \u03a3\u03c4\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2, \u03a0\u03b1\u03c1\u03af\u03c3\u03b9
MSc \u03a0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ba\u03ae\u03c2. \u03a0\u03b1\u03c1\u03af\u03c3\u03b9
BSc Digital Technology and Design, \u0394\u03bf\u03c5\u03b2\u03bb\u03af\u03bd\u03bf<\/p>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"

\u03a4\u03b1 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c5\u03c7\u03bd\u03ac \u03c3\u03b1\u03bd \u03c4\u03b7\u03bd \u03c0\u03b1\u03b3\u03ba\u03cc\u03c3\u03bc\u03b9\u03b1 \u03b3\u03bb\u03ce\u03c3\u03c3\u03b1, \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03bb\u03bf\u03cd\u03c3\u03b9\u03b1 \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03bf\u03c0\u03c4\u03c1\u03af\u03b6\u03b5\u03b9 \u03c7\u03b9\u03bb\u03b9\u03ac\u03b4\u03b5\u03c2 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03b5\u03be\u03ad\u03bb\u03b9\u03be\u03b7\u03c2. \u0388\u03bd\u03b1 \u03b6\u03c9\u03c4\u03b9\u03ba\u03cc \u03c3\u03c5\u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03cc \u03b1\u03c5\u03c4\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03b3\u03bb\u03ce\u03c3\u03c3\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c3\u03c5\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03b1 \u03c3\u03c5\u03bc\u03b2\u03cc\u03bb\u03c9\u03bd \u03c0\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03cd\u03bf\u03c5\u03bd \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 […]<\/p>\n","protected":false},"author":1,"featured_media":4169,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"ngg_post_thumbnail":0,"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,"_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":[148,413],"tags":[147,466,145,492],"class_list":["post-4168","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-history","category-maths","tag-science","tag-466","tag-145","tag-492"],"yoast_head":"\n\u03a4\u03b1\u03be\u03af\u03b4\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03a3\u03c5\u03bc\u03b2\u03cc\u03bb\u03c9\u03bd. - \u03a3\u03ba\u03ad\u03c8\u03b5\u03b9\u03c2...<\/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:\/\/lazaris.net\/lazaris\/chris\/math-symbols\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u03a4\u03b1\u03be\u03af\u03b4\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03a3\u03c5\u03bc\u03b2\u03cc\u03bb\u03c9\u03bd. - \u03a3\u03ba\u03ad\u03c8\u03b5\u03b9\u03c2...\" \/>\n<meta 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(John F. Nash) \u039f \u03a4\u03b6\u03bf\u03bd \u03a6\u03cc\u03c1\u03bc\u03c0\u03c2 \u039d\u03b1\u03c2 \u03a4\u03b6\u03bf\u03cd\u03bd\u03b9\u03bf\u03c1 (John Forbes Nash, Jr.) \u03b3\u03b5\u03bd\u03bd\u03ae\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03b9\u03c2 13 \u0399\u03bf\u03c5\u03bd\u03af\u03bf\u03c5 1928 \u03c3\u03c4\u03bf \u039c\u03c0\u03bb\u03bf\u03cd\u03c6\u03b9\u03bb\u03bd\u03c4 \u03c4\u03b7\u03c2 \u0394\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2 \u0392\u03b9\u03c4\u03b6\u03af\u03bd\u03b9\u03b1 \u03c4\u03c9\u03bd \u0397\u03a0\u0391 (Bluefield,\u2026","rel":"","context":"In 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\u03bc\u03b5\u03b3\u03ac\u03bb\u03b1 \u03ad\u03c1\u03b3\u03b1 \u03c4\u03ad\u03c7\u03bd\u03b7\u03c2! \u03a3\u03b5 \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03b1 \u03ac\u03c1\u03b8\u03c1\u03b1 \u03ad\u03b3\u03c1\u03b1\u03c8\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd Dream Team \u03c4\u03c9\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd. \u03a4\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc e, 2,718281... , \u03c0\u03bf\u03c5 \u03bc\u03b5\u03c4\u03c1\u03ac\u03b5\u03b9 \u03c0\u03c9\u03c2 \u03bc\u03b5\u03b3\u03b1\u03bb\u03ce\u03bd\u03bf\u03c5\u03bd \u03bf\u03b9 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2.\u03a4\u03bf\u2026","rel":"","context":"In "Maths"","block_context":{"text":"Maths","link":"https:\/\/lazaris.net\/lazaris\/chris\/category\/maths\/"},"img":{"alt_text":"Euler 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\u0397\u03bb\u03b9\u03bf\u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03ae \u03a5\u03c0\u03cc\u03b8\u03b5\u03c3\u03b7.","author":"Chris","date":"16 November 2024","format":false,"excerpt":"\u0397 \u03b4\u03c5\u03c4\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c7\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03c7\u03c1\u03b9\u03c3\u03c4\u03b9\u03b1\u03bd\u03b9\u03ba\u03ae \u03b8\u03b5\u03bf\u03bb\u03bf\u03b3\u03af\u03b1. \u0394\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03c5\u03c7\u03b1\u03af\u03bf \u03cc\u03c4\u03b9 \u03b7 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b7 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7 \u03b3\u03bd\u03ce\u03c1\u03b9\u03c3\u03b5 \u03c1\u03b1\u03b3\u03b4\u03b1\u03af\u03b1 \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7 \u03c3\u03c4\u03b7 \u03c7\u03c1\u03b9\u03c3\u03c4\u03b9\u03b1\u03bd\u03b9\u03ba\u03ae \u0395\u03c5\u03c1\u03ce\u03c0\u03b7., \u03b1\u03c6\u03ae\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c0\u03af\u03c3\u03c9 \u03c4\u03bf\u03bd \u03c5\u03c0\u03cc\u03bb\u03bf\u03b9\u03c0\u03bf \u03ba\u03cc\u03c3\u03bc\u03bf.","rel":"","context":"In "Other"","block_context":{"text":"Other","link":"https:\/\/lazaris.net\/lazaris\/chris\/category\/other\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/lazaris.net\/lazaris\/chris\/wp-content\/uploads\/2024\/11\/1001px-Jan_Matejko-Astronomer_Copernicus-Conversation_with_God.jpg?fit=1001%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/lazaris.net\/lazaris\/chris\/wp-content\/uploads\/2024\/11\/1001px-Jan_Matejko-Astronomer_Copernicus-Conversation_with_God.jpg?fit=1001%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/lazaris.net\/lazaris\/chris\/wp-content\/uploads\/2024\/11\/1001px-Jan_Matejko-Astronomer_Copernicus-Conversation_with_God.jpg?fit=1001%2C720&ssl=1&resize=525%2C300 1.5x, 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