The combustion problem by Keller continuation
int main(
int argc,
char**argv) {
string approx = (argc > 2) ? argv[2] : "P1";
string metric = (argc > 3) ? argv[3] : "orthogonal";
derr << setprecision(numeric_limits<Float>::digits10)
<< "# continuation in s:" << endl
<< "# geo = " << omega.name() << endl
<< "# approx = " << approx << endl
<< "# metric = " << metric << endl
<<
"# tol = " << opts.
tol << endl;
}