Numbers theory, 19th century illustration. Table of permutations, or permutation pyramid, calculated to 50 items by John Snart. Copperplate engraving from the Encyclopaedia Londinensis, or Universal Dictionary of Arts, Sciences, and Literature; Volume XVII; Edited by Wilkes, John. Published in 1820. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Photostock-Israel |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |