Robert Recorde (uncropped)

Autor/Urheber:

Original painter unknown

Shortlink:

https://dewiki.de/b/b3c69

Quelle:

Wikimedia Commons

Größe:

400 x 606 Pixel (10550 Bytes)

Beschreibung:

Portrait of en:Robert Recorde (1510 – 1558 ), sixteenth-century Welsh mathematician and inventor of the 'equals' sign.

Lizenz:

Public domain

Credit:

Original source unknown; reproduced in chapter 24 ("Seryddiaeth yng Nghymru", trans. "Astronomy in Wales") of "Seryddiaeth a Seryddwyr" ("Astronomy and Astronomers"), by the Rev. J. Silas Evans, published 1923

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