24#ifndef quantlib_sparse_ilu_preconditioner_hpp
25#define quantlib_sparse_ilu_preconditioner_hpp
1-D array used in linear algebra.
1-D array used in linear algebra.
std::vector< Size > lBands_
Array backwardSolve(const Array &y) const
Array apply(const Array &b) const
std::vector< Size > uBands_
Array forwardSolve(const Array &b) const
const SparseMatrix & U() const
const SparseMatrix & L() const
ext::function< Real(Real)> b
QL_INTEGER Integer
integer number
boost::numeric::ublas::compressed_matrix< Real > SparseMatrix
typedef for boost sparse matrix class