Template:Selected anniversaries/July 19
1631: Philosopher and academic Cesare Cremonini dies. His work promoted rationalism (against revelation) and Aristotelian materialism (against the dualist immortality of the soul) inside scholasticism.
1632: Mathematician and linguist Claude Gaspard Bachet de Méziriac discovers a new method of constructing magic squares, which he will soon use to detect and prevent crimes against mathematical constants.
1893: Famed gem detective and diplomat Niles Cartouchian foils villains, returns stolen relics, brokers peace accord.
1894: Mathematician and academic Aleksandr Khinchin born. He will become one of the founders of modern probability theory.
1895: Celebrity time-traveller Radium Jane says that Extract of Radium gives her the steady nerves she needs to fight crimes against mathematical constants.
1982: Physicist Hugh Everett III dies. He proposed the many-worlds interpretation (MWI) of quantum physics.
1984: New type of Lorenz system displays artificial intelligence, forecasts crimes against mathematical constants up to ten megabytes per fluid minute in advance.