The Math Forum - Corner for Interactive Geometry Software

FPU Necessary Sketches

Bill Finzer

Back to Early Key Sketches || Sketchpad Resources || Main CIGS Page

Don't try these sketches on a slow machine. Too frustrating!

Compleat Sine Wave

You can use this sketch in demos in trig class to illustrate the roles of amplitude, phase, and frequency in a sine curve.

---

Fourier Series

This geometric model of a Fourier series allows you go specify the amplitude of components and shows you a neat way to visualize how the wave is generated. This is a picture of the Fourier sketch:

[Privacy Policy] [Terms of Use]

Home || The Math Library || Quick Reference || Search || Help 

© 1994-2012 Drexel University. All rights reserved.
http://mathforum.org/
The Math Forum is a research and educational enterprise of the Goodwin College of Professional Studies.