How to solve a system of inequalities?

Question

I\'ve reduced my problem (table layout algorithm) to the following problem:

Imagine I have N variables X₁, X₂, ..., X_N. I also have some

Answer 1

You may also post directly your linear model to NEOS platform (http://neos.mcs.anl.gov/neos/solvers/index.html) . What you simply have to do first is write your model in an algebraic language such as AMPL. Then NEOS will solve the model and returns the results by e-mail.