<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class="">We are trying to solve a generalized eigenvalue problem with -st_type sinvert using a MATNEST as a RHS and a nonzero shift.</div><div class="">Some Mats in the MATNEST are either created with MatCreateHermitianTranspose or MatCreateTranspose.</div><div class=""><br class=""></div><div class="">MatAXPY (needed by -st_type sinvert) is failing us because there is obviously no MatGetRow for MATTRANSPOSE.</div><div class="">What I would like to do is get the associated matrix and explicitly (Hermitian) transpose it, then call MatAXPY.</div><div class=""><br class=""></div><div class="">Would such an ugly code (that fixes our solver) be mergeable to master <a href="https://bitbucket.org/petsc/petsc/branch/jolivet/axpy-transpose#diff" class="">https://bitbucket.org/petsc/petsc/branch/jolivet/axpy-transpose#diff</a>?</div><div class="">If not, do you have some suggestions?</div><div style="orphans: 2; widows: 2;" class=""><br class=""></div><div style="orphans: 2; widows: 2;" class="">Thanks,</div><div style="orphans: 2; widows: 2;" class="">Pierre</div></div></body></html>