A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
Questions about the Windows operating system version of OR software.
For questions on the Lambert W function, the (multi-valued) inverse of $f(z)=ze^z$ for complex $z$.
For questions on the Wright omega function, a selected branch the Lambert W function.
For questions related to the cost or distance matrix, a square matrix (two-dimensional array) containing the distances, taken pairwise, between the elements of a set.
For questions related to problems that optimize a posynomial subject to posynomial and monomial constraints.