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Modified spbenchsolver help message because it could be misunderstood

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Robin Miquel 2023-01-07 21:35:46 +00:00 committed by Rasmus Munk Larsen
parent d20fe21ae4
commit 9255181891
1 changed files with 7 additions and 6 deletions

13
bench/spbench/spbenchsolver.cpp

@ -6,19 +6,20 @@ void bench_printhelp()
cout<< " MATRIX FOLDER : \n";
cout<< " The matrices for the benchmark should be collected in a folder specified with an environment variable EIGEN_MATRIXDIR \n";
cout<< " The matrices are stored using the matrix market coordinate format \n";
cout<< " The matrix and associated right-hand side (rhs) files are named respectively \n";
cout<< " as MatrixName.mtx and MatrixName_b.mtx. If the rhs does not exist, a random one is generated. \n";
cout<< " If a matrix is SPD, the matrix should be named as MatrixName_SPD.mtx \n";
cout<< " If a true solution exists, it should be named as MatrixName_x.mtx; \n" ;
cout<< " it will be used to compute the norm of the error relative to the computed solutions\n\n";
cout<< " The matrix and associated right-hand side (rhs) files are named respectively as MatrixName.mtx and MatrixName_b.mtx.\n";
cout<< " If the rhs does not exist, a random one is generated. \n";
cout<< " If a true solution exists, it should be named as MatrixName_x.mtx ; it will be used to compute the norm of the error \n";
cout<< " relative to the computed solutions. \n";
cout<< " If a matrix is SPD, the matrix should be named as MatrixName_SPD.mtx (then use MatrixName_SPD_b.mtx \n";
cout<< " and MatrixName_SPD_x.mtx for the rhs and the true solution).\n\n";
cout<< " OPTIONS : \n";
cout<< " -h or --help \n print this help and return\n\n";
cout<< " -d matrixdir \n Use matrixdir as the matrix folder instead of the one specified in the environment variable EIGEN_MATRIXDIR\n\n";
cout<< " -o outputfile.xml \n Output the statistics to a xml file \n\n";
cout<< " --eps <RelErr> Sets the relative tolerance for iterative solvers (default 1e-08) \n\n";
cout<< " --maxits <MaxIts> Sets the maximum number of iterations (default 1000) \n\n";
}
int main(int argc, char ** args)
{