The BPMPD interior point solver for convex quadratic problems. (Working paper of the Laboratory of Operations Research and Decision Systems, (LORDS) WP 98-8.)
A numerically exact implementation of the simplex method. (Working paper of the Laboratory of Operations Research and Decision Systems (LORDS) WP 93-10.)
An efficient implementation of the primal-dual interior-point method for linear and convex quadratic programming. (Working paper of the Laboratory of Operations Research and Decision Systems, (LORDS) WP 98-12.)