SPSU Mathematics Department
Updated 20 March 2006
These are slide shows I worked up for my classes over a period of a few years. Feel use them for noncommercial, educational purposes, with proper attribution.
Trigonometric Identity (for derivatives of sine and cosine)
Introduction to Differential Equations
Origins of Differential Equations
Differential Equations and Growth and Decay
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Background image © copyright 1997 by Xah Lee, used with permission.