Four sounds like an awful lot of languages to learn for a beginner, but the idea is to get a broad understanding of programming and the basics down. As for which programming language to learn first?

Microsoft wants to turn kids' love of Minecraft into a love of computer programming through a partnership with Code.org, announced on Monday morning.

This problem is formulated as a non-linear programming problem. It is shown that this problem, in a square, is equivalent to the problem of packing the square with p equal circles of largest possible ...

In this paper, we give an applications-oriented survey of geometric programming. This important class of nonlinear programming problems has been intensively studied over the past decade and has played ...