Heidi wrote: > When using echelon_form(M), for a square matrix M over ZZ, is there a > way to recover the row operations that sage used to get the echelon > form? Or, could it show me an invertible matrix that when multiplied > onto M results in the echelon form? This would be similar to the way > smith_form(M) displays matrices U, V such that U*M*V = D. I've checked > the reference manual and pyx files but haven't found that function > listed. Thanks. > >
As far as I know it doesn't but GAP has| TriangulizedIntegerMatTransform which might help (and GAP is included with SAGE). Check out the GAP reference manual http://www.gap-system.org/Manuals/doc/htm/ref/CHAP025.htm#SSEC002.1 | > > > --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-forum URLs: http://sage.math.washington.edu/sage/ and http://sage.scipy.org/sage/ -~----------~----~----~----~------~----~------~--~---
