On 12 May 2010 19:18, <hxie at umn.edu> wrote: > Hi, > > If I use MatCopy to get a new matrix, can i use MatSetValues to change some > entries of that matrix and do the assemble after that? Or if I just need to > change some diagonal entries, can I use MatDiagonalSet to change the entries > without assembling? Thanks. >
Yes and Yes. -- Lisandro Dalcin --------------- CIMEC (INTEC/CONICET-UNL) Predio CONICET-Santa Fe Colectora RN 168 Km 472, Paraje El Pozo Tel: +54-342-4511594 (ext 1011) Tel/Fax: +54-342-4511169
