Math can be fun with CAD

Recent updated topics Added newyork 2022 class note Added newyork 2019 class note Added newyork 2018 class note Added Polygonal Mandala EBOC 2016 class note Modified Polygonal Knots Section modified for OrigamiUSA readers Added Tape Weaving reference to Polygonal Knots Added Onecut Origami Section Added How to draw heart shape Section Added Fractal,Chaos Coloring Book Section What is this site ? This site offers many popular math topics with animations for easier visual understanding. These animations are created using customizing feature of the industry standard CAD software called AutoCAD. All the contents of this site (GIF animation file, JPG image file, DWG(2004 format) drawing file, and AutoLisp program files) can be downloaded free . This web site is maintained in order to record the author's on-going efforts. How to use this site: If your CAD can handle AutoLISP, download the lisp files to your CAD's folder and execute the application.  You may even modify the lisp files using text editor, and try your own ideas. How to set up program environment Topics - Current List Lines and Circles Dissections and Tesselations Pythagorean Theorem and many proofs Sums of Integers and Series Topics from Pursuit Curves How to draw an egg shape How to draw a heart shaped figure Topics from the Solar system, Sun , Earth and Moon The Three Famous Problems of Ancient Greek Mathematics Test Posting-Fractal Fractal,Chaos Coloring Book Polygonal Knots Onecut Origami

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