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1777 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) In 1777 the symbol i for imaginary unit was first used by Leonhard Euler, in a memoir. [Gevisier]
Submitted: 2001-10-16 16:54:22; Last Modified: 2008-01-30 11:28:00.
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