Template:Selected anniversaries/December 4

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  1131: Polymath, scholar, mathematician, astronomer, philosopher, and poet Omar Khayyám dies.

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  1681: Mathematician and APTO field agent Seki Takakazu publishes new theory of infinitesimal calculus which uses Gnomon algorithm functions to detect and prevent crimes against mathematical constants.

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  1798: Physician and physicist Luigi Galvani dies. In 1780, he discovered that the muscles of dead frogs' legs twitch when struck by an electrical spark.

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  1820: Physicist John Tyndall dies of chloral hydrate overdose. He studied diamagnetism, and made discoveries in the realms of infrared radiation and the physical properties of air.

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  1942: Mathematician and crime-fighter Nathan Jacobson uses structure theory of rings without finiteness conditions to detect and prevent crimes against mathematical constants.

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  1973: The Pioneer 10 space probe makes its closest approach to the planet Jupiter, at a range of about 132,252 kilometers (82,178 mi).

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  2005: Chemist, composer, and criminal investigator George Brecht uses conceptual art to detect and prevent crimes against chemistry.

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  2016: London Has Swollen wins Sundance Film Festival award.