[ fre-ney ]
/ frɛˈneɪ /
one of a set of formulas for finding the curvature and torsion of a plane or space curve in terms of vectors tangent or normal to the curve.
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Origin of Frenet formula
named after their discoverer, Jean (or Frédéric) Frenet (1816–1900), French mathematician
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019