Mathematicians Of The Day

27th January

On this day in 1853, De Morgan wrote to Hamilton about the earliest work on the Complex plane
As to Buée, I agree with Peacock that Buée had no completely formed double algebra, and yet he was the first formal maintainer of the geometrical interpretation of √-1.

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Quotation of the day

From János Bolyai
Out of nothing I have created a strange new universe.
[A reference to the creation of a non-euclidean geometry.]