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Delwedd:First usage of the symbol ∈.png

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Daw'r ffeil hon o Comin Wikimedia a gellir ei defnyddio gan brosiectau eraill. Dangosir isod y disgrifiad sydd ar dudalen ddisgrifio'r ffeil yno.

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Disgrifiad
English: First usage of the symbol ∈ in mathematics.
Deutsch: Erste Verwendung des Symbols ∈ in der Mathematik.
Dyddiad
Ffynhonnell Arithmetices principia nova methodo exposita. (page X)
Awdur
Giuseppe Peano  (1858–1932)  wikidata:Q191029 s:it:Autore:Giuseppe Peano q:en:Giuseppe Peano
 
Giuseppe Peano
Disgrifiad Eidalaidd mathemategydd, athronydd, academydd a/ac ieithydd
Dyddiad geni/marw 27 Awst 1858 Golygu ar Wicidata 20 Ebrill 1932 Golygu ar Wicidata
Man geni/marw Spinetta Golygu ar Wicidata Torino Golygu ar Wicidata
Rheolaeth awdurdod
creator QS:P170,Q191029

Trwyddedu

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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.

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cyfredol12:38, 21 Ebrill 2014Bawdlun y fersiwn am 12:38, 21 Ebrill 20142,508 × 740 (52 KB)Stephan KullaUser created page with UploadWizard

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