Accept arbitrary types as coefficients in schur_complement::spmv
Accept arbitrary types as coefficients in schur_complement::spmv

dondieselkopf/amgcl,ddemidov/amgcl,ddemidov/amgcl,dondieselkopf/amgcl,ddemidov/amgcl,ddemidov/amgcl,dondieselkopf/amgcl