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Equation Syntax

Equations may be typed in a straightforward manner. Derivatives are indicated using a prime symbol ( ' ). Operations are indicated as follows.
Parentheses should be used liberally to indicate grouping. Spaces in equations are ignored by the program. The program does not like commas to the right of the equal sign. Examples of acceptable equations are offered below.

y'=4*(x^2+y^2) - alpha
f(x,y) = -3.141592 *sqrt(x^2+y^2)

Unacceptable equations would include


Equations may have any length. You are allowed a maximum of 20 equations, and 20 parameters.

Kevin Cooper
Wed Sep 30 15:21:52 PDT 1998