A leading free solver that has evolved from a large-scale optimization project at the University of Edinburgh. HiGHS is open-source software to solve linear programming, mixed-integer programming, and convex quadratic programming models.
How to use it¶
ampl: option solver highs; # change the solver ampl: option highs_options 'option1=value1 option2=value2'; # specify options ampl: solve; # solve the problem
Full list of solver options: