The year 1693 in science and technology involved some significant events.
Actuarial science Edmond Halley publishes an article in Philosophical Transactions of the Royal Society on life annuities featuring a life table constructed on the basis of statistics from Breslau provided by Caspar Neumann.
Botany Publication of Charles Plumier's first work, Description des plantes de l'Amérique, in Paris, principally devoted to ferns.
Mathematics Bernard Frénicle de Bessy's , a treatise on magic squares, is published posthumously, describing all 880 essentially different normal magic squares of order 4.
Physiology and medicine Flemish anatomist Philip Verheyen, in his widely used text Corporis Humani Anatomia, is the first to record the name of the Achilles tendon.Chapter XV, p. 328: "quae vulgo dicitur chorda Achillis".
Births March – James Bradley, Astronomer Royal (died 1762)
Deaths February 18 – Elias Tillandz, Swedish physician and botanist in Finland (born 1640) October 4 – Sir Thomas Clayton, English physician, academic and politician (born c.1612) December 22 – Elisabeth Hevelius, Danzig astronomer (born 1647)
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