#include <deal.II/base/config.h>
#include <deal.II/base/exceptions.h>
#include <deal.II/lac/linear_operator.h>
#include <deal.II/lac/packaged_operation.h>
#include <deal.II/lac/vector_memory.h>

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Functions
Creation of a LinearOperator related to the Schur Complement
template<typename Range_1 , typename Domain_1 , typename Range_2 , typename Domain_2 , typename Payload >
LinearOperator< Range_2, Domain_2, Payload >	schur_complement (const LinearOperator< Domain_1, Range_1, Payload > &A_inv, const LinearOperator< Range_1, Domain_2, Payload > &B, const LinearOperator< Range_2, Domain_1, Payload > &C, const LinearOperator< Range_2, Domain_2, Payload > &D)

Creation of PackagedOperation objects related to the Schur Complement
template<typename Range_1 , typename Domain_1 , typename Range_2 , typename Payload >
PackagedOperation< Range_2 >	condense_schur_rhs (const LinearOperator< Range_1, Domain_1, Payload > &A_inv, const LinearOperator< Range_2, Domain_1, Payload > &C, const Range_1 &f, const Range_2 &g)

template<typename Range_1 , typename Domain_1 , typename Domain_2 , typename Payload >
PackagedOperation< Domain_1 >	postprocess_schur_solution (const LinearOperator< Range_1, Domain_1, Payload > &A_inv, const LinearOperator< Range_1, Domain_2, Payload > &B, const Domain_2 &y, const Range_1 &f)

Functions