<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 12pt; color: #000000'>Hi PETSc users,<br>I'm trying to set my matrix multiplication with MatShellSetOperation.<br>The question is: is it possible to pass a c++ template function as my matrix multiplication to MatShellSetOperation?<br>And if yes, how?<br>Thanks for any suggestions.<br><br>Marco<br><br></div></body></html>