Louis Poinsot (1777–1859) was a French mathematician and physicist. Poinsot was the inventor of geometrical mechanics, showing how a system of forces acting on a rigid body could be resolved into a single force and a couple.
Read more about Louis Poinsot: Life, Legacy and Tributes, Work
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“Each has his own tree of ancestors, but at the top of all sits Probably Arboreal.”
—Robert Louis Stevenson (1850–1894)