Skip to main content

All Questions

Filter by
Sorted by
Tagged with
4 votes
1 answer
866 views

When is a triangular matrix totally unimodular?

I have a {0,1}, invertible, triangular matrix, that I would like to show is totally unimodular. Are there any known results on the total unimodularity of classes of triangular matrices?
Michael Biro's user avatar
  • 1,182