Skip to main content

This page contains problem instances generated in the paper

  • An echelon form of weakly infeasible semidefinite programs and bad projections of the psd cone
  • by G. Pataki and A. Touzov

The “clean” instances are accompanied by a visualization, in the “img” directory. Some of the matrices prove infeasibility of the SDP, and some prove not-strong-infeasibility.

Feel free to send me comments, suggestions, or email me if you find any broken links.