Yes, it appears no MUMPS matmatsolvetranspose is wired in. Does MUMPS provide such a function? If so it can be added with a few lines of code.
Barry > On Aug 4, 2022, at 3:55 PM, Lucas Banting <[email protected]> wrote: > > Hello, > > I am using MUMPS to solve a system with multiple right hand sides. > I have noticed that the MatMatSolve function appears to be quite a bit faster > than the MatMatSolveTranspose function. > I was trying to look through the petsc source to see where the > MatMatSolveTranspose_MUMPS function was but couldn't find it. > > Is PETSc just doing MatSolveTranspose_MUMPS for each right hand side when > doing MatMatSolveTranspose with MUMPS? > If an accelerated version of MatMatSolveTranspose existed, it would be very > useful for my application. > > Regards, > Lucas
