<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">Marius :</div><div class="gmail_quote">Current petsc-mumps interface supports <span style="font-family:Verdana;font-size:12px">ICNTL(30), e.g., runtime option '</span><font face="Verdana"><span style="font-size:12px">-mat_mumps_icntl_30 0' as default.</span></font></div><div class="gmail_quote"><font face="Verdana"><span style="font-size:12px">However, no user ever has tested it. I tested it using petsc/src/mat/examples/tests/ex130.c with</span></font></div><div class="gmail_quote"><span style="font-family:Verdana;font-size:12px"> '</span><font face="Verdana"><span style="font-size:12px">-mat_mumps_icntl_30 1' and got an error in MatSolve() -- additional work needs to be down here.</span></font></div><div class="gmail_quote"><font face="Verdana"><span style="font-size:12px"><br></span></font></div><div class="gmail_quote"><font face="Verdana"><span style="font-size:12px">I'll read mumps user manual and investigate it next week.</span></font><font face="Verdana"><span style="font-size:12px"><br></span></font></div><div class="gmail_quote"><font face="Verdana"><span style="font-size:12px"><br></span></font></div><div class="gmail_quote"><font face="Verdana"><span style="font-size:12px">Meanwhile, you may give it a try and figure out how to set other parameters, such as </span></font><font face="Verdana"><span style="font-size:12px">icntl_27 and allocate correct rhs and solution vectors.</span></font></div><div class="gmail_quote"><font face="Verdana"><span style="font-size:12px"><br></span></font></div><div class="gmail_quote"><font face="Verdana"><span style="font-size:12px">Hong<br></span></font><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div style="font-family:Verdana;font-size:12px"><div>Hi,</div>
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<div>Is it possible to interface MUMPS to compute user-specified set of entries in inv(A) (ICNTL(30)) using petsc ?</div>
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<div>best,</div>
<div>marius</div></div></div>
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