Cartesian Coordinates and Rene Descartes

http://www.maths.tcd.ie/pub/HistMath/People/Descartes/RouseBall/RB_Descartes.html

The Pythagorean Theorem

http://www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Pythagoras.html

Created by Dr. Marcia L. Tharp

Date: 12/7/00

Send comments to: tctharm@tc.cc.va.us

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