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1636 in science

The year 1636 in science and technology involved some significant events.

Mathematics
Pierre de Fermat begins to circulate his work in analytic geometry in manuscript. • Muhammad Baqir Yazdi and René Descartes independently discover the pair of amicable numbers 9,363,584 and 9,437,056. ==Physics==
Physics
Marin Mersenne publishes his ''Traité de l'harmonie universelle'', containing Mersenne's laws describing the frequency of oscillation of a stretched string. ==Publications==
Publications
Daniel Schwenter publishes Delicia Physic-Mathematicae, including a description of a quill pen with an ink reservoir. ==Births==
Births
• Father Jacques Marquette, French explorer (died 1675) • December 26 – Justine Siegemund, German midwife (died 1705) ==Deaths==
Deaths
• February 22 – Sanctorius, Italian physiologist (born 1561) • Louise Bourgeois Boursier, French Royal midwife (born 1563) • Michal Sedziwój, Polish alchemist (born 1566) == References ==
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