Dimensions.h

#ifndef LINEARALGEBRA_SRC_MOLPRO_LINALG_ITSOLV_SUBSPACE_DIMENSIONS_H
#define LINEARALGEBRA_SRC_MOLPRO_LINALG_ITSOLV_SUBSPACE_DIMENSIONS_H
 
#include <cstddef>
 
namespace molpro::linalg::itsolv::subspace {
struct Dimensions {
  Dimensions() = default;
  Dimensions(size_t np, size_t nq, size_t nc) : nP(np), nQ(nq), nD(nc) {}
  size_t nP = 0;
  size_t nQ = 0;
  size_t nD = 0;
  size_t nRHS = 0; 
  size_t nX() const { return nP + nQ + nD; } 
  size_t oP() const { return 0; }            
  size_t oQ() const { return nP; }           
  size_t oD() const { return nP + nQ; }      
};
} // namespace molpro::linalg::itsolv::subspace
 
#endif // LINEARALGEBRA_SRC_MOLPRO_LINALG_ITSOLV_SUBSPACE_DIMENSIONS_H