A couple of weeks ago (on June 19) I learned on X (formerly Twitter) that 401 years ago, mathematician Blaise Pascal (1623-1662) was born -- more info here. Probably Pascal is best known for the array of numbers called Pascal's triangle -- and that array has influenced poetry as well as mathematics.
My source of this info about Pascal was an ongoing collection of postings on X by Mathematics & Statistics St Andrews, @StA_Maths_Stats, which offers lots of historical facts about math and math people. Their June 19 posting offered this:
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