<div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"> Hello,<br><br>An error occured when compiling  LinAlg_PETSC.cpp.<br>It said that 'MATORDERING_RCM' was not declared.<br>I used these parameters:<br>    ./configure \<br>        --prefix=/usr \<br>        --with-petsc-prefix=/opt/petsc/arch-linux2-cxx-opt \<br>        --with-slepc-prefix=/usr/slepc/arch-linux2-cxx-opt \<br>        CXXFLAGS=-I/opt/petsc/arch-linux2-cxx-opt/include<br><br>Any solution?<br>Thank you!<br></div><br><br><span title="neteasefooter"><span id="netease_mail_footer"></span></span>