Template:Today in Math History for April 26

Calendar of Today in Math History for April
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• April 26, 1636 Pierre de Fermat replies to a letter from Marin Mersenne on the topic of free falls.
• April 26, 1889 Ludwig Wittgenstein is born in Vienna.
• April 26, 1896 Ferdinand Frobenius writes a letter to Richard Dedekind giving the irreducible characters for some alternating and symmetric groups.
• April 26, 1920 Srinivasa Ramanujan dies in Kumbakonam, Tamil Nadu.
• April 26, 1936 Karol Borsuk marries Zofia Paczkowska.