Talk:Trigonometric functions: Difference between revisions

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note on etymology of "sine"
note that thinking "sinus" was used because of the curved "shape" is anachronistic
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:(Note that the "versed sine" is 1–cos(&theta).) [[User:Stevenj|Steven G. Johnson]] 21:55, 25 Mar 2004 (UTC)
 
:By the way, assuming an etymology of ''sinus'' for sine because of the "curvaceous shape" of the sine (from the other meaning of ''sinus'' for curve, in particular the curved shape of a draped toga or garment) is probably an anachronism. Plots of the sine function ala analytic geometry didn't come until centuries after Chester. [[User:Stevenj|Steven G. Johnson]] 22:18, 25 Mar 2004 (UTC)