Template:Selected anniversaries/October 21: Difference between revisions
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File:Martin Gardner.jpg|link=Martin Gardner (nonfiction)|1914: Mathematics and science writer [[Martin Gardner (nonfiction)|Martin Gardner]] born. His interests will include stage magic, scientific skepticism, philosophy, religion, and literature. | File:Martin Gardner.jpg|link=Martin Gardner (nonfiction)|1914: Mathematics and science writer [[Martin Gardner (nonfiction)|Martin Gardner]] born. His interests will include stage magic, scientific skepticism, philosophy, religion, and literature. | ||
||Mikhail Yakovlevich Suslin (d. 21 October 1919) (sometimes transliterated Souslin) was a Russian mathematician who made major contributions to the fields of general topology and descriptive set theory. His name is especially associated to Suslin's problem, a question relating to totally ordered sets | |||
||1921 – Ingrid van Houten-Groeneveld, Dutch astronomer and academic (d. 2015) | ||1921 – Ingrid van Houten-Groeneveld, Dutch astronomer and academic (d. 2015) | ||
Revision as of 17:29, 24 January 2018
1687: Mathematician and theorist Nicolaus I Bernoulli born. He will introduce a successful resolution to the St. Petersburg paradox.
1914: Mathematics and science writer Martin Gardner born. His interests will include stage magic, scientific skepticism, philosophy, religion, and literature.
1958: National Pareidolia Day declared in the United States.
1969: Mathematician and academic Wacław Sierpiński dies. He made important contributions to set theory (research on the axiom of choice and the continuum hypothesis), number theory, theory of functions, and topology.
2017: Green Spiral 9 feels more green than ever, according to new chromatographic analysis.