Least squares fitting to a differential equation

Recently, in a class on process modeling, I had the task to fit some model parameters using some experimental data for a CSTR. The model for the CSTR being used was a set of nonlinear differential equations. I looked at the answer given and I don't like it, it uses …

tags: matlab, curve fitting,

Getting by without matlab

Matlab is a key part of any engineers education, at least in these parts. Matlab is the workhorse in most classes I've taken for everything from statistics and regressions to control theory. However matlab costs money.

So as a broke-ass student you have the option of hoping that your school …

tags: matlab, octave,

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