Mathematicians Of The Day

14th April

On this day in 1855, Sam Loyd's first chess problem was published in the New York Saturday Courier .

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Quotation of the day

From Saunders Mac Lane
. . . in one sense a foundation is a security blanket: If you meticulously follow the rules laid down, no paradoxes or contradictions will arise. In reality there is now no guarantee of this sort of security . . .