# Macro Library calculus

A collection of numerical calculus routines. These are intended to do
numerical calculations where they are specifically needed, not substitute
for entering symbolic derivatives or integrals.
Version 1.0 Oct 19, 2009

- calculusdiffquotient
- calculusnumint

### calculusdiffquotient

calculusdiffquotient(function,variable,a,h)
calculated the difference quotient (f(a+h)-f(a))/h

### calculusnumint

calculusnumint(func,var,a,b,n,method)
do a numerical integral approximation on interval [a,b] with
n subdivisions using specified method
method = left, right, midpoint, trapezoidal, or simpsons