PreCalculus Index - National Curve Bank Math Archive

Pre-Calculus Index

and links to historical sketches

Curve Bank Home

Trigonometry
JAVA Applet for Trig Functions: Interactive, Quiz and Feedback

http://curvebank.calstatela.edu/javatrig2/javatrig2.htm Sine and Cosine Functions

http://curvebank.calstatela.edu/sine/sine.htm Applet for the Unit Circle - Interactive with Feedback

http://curvebank.calstatela.edu/trig/trig.htm Unit Circle

http://curvebank.calstatela.edu/unit/unit.htm JAVA Applet Interactive Trig Functions

http:http://curvebank.calstatela.edu/cs390trig/cs390trig.htm
Polar Graphs
Maplesoft@ Code and Animations

http://curvebank.calstatela.edu/polar/polar.htm Curves and Code in POVRAY

http://curvebank.calstatela.edu/povray/povray.htm

Parametric Equation Graphs
Maplesoft@ Code and Animations

http://http://curvebank.calstatela.edu/cycloidmaple/cycloid.htm MATHEMATICA@ Code and Animations

http://curvebank.calstatela.edu/lissajous/lissajous.htm [Please see the Index of Curves for a more complete list.]

Logarithms
Spiral of Jakob (James) Bernoulli

http://curvebank.calstatela.edu/log/log.htm

Geometry: The Circle, Pythagorean Theorem, and Distance Formula
Estimating Distances on a Map

http://curvebank.calstatela.edu/wattenberg2/wattenberg2.htm

Animated Derivation of the Area of a Circle and the Pythagorean Theorem

http://curvebank.calstatela.edu/circle/circle.htm

We invite you to contribute. Make a Deposit in the Bank.

Submit a Pre-Caculus Topic

The background image is that of René Descartes (1596 - 1650). He was born 46 years before Newton and 50 years before Leibniz. Please see his Folium and the historical sketch in Equiangular Spiral.

Uploaded March 20. 2004