glpk: glpk (GNU Linear Programming Kit) glpk: glpk: The GLPK package is intended for solving large-scale linear glpk: programming (LP), mixed integer programming (MIP), and other related glpk: problems. It is a set of routines written in ANSI C and organized in glpk: the form of a callable library. glpk: GLPK supports the GNU MathProg modeling language, which is a subset of glpk: the AMPL language. glpk: glpk: glpk: