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#ifndef EIGEN_SPARSE_EXTRA_MODULE_H
#define EIGEN_SPARSE_EXTRA_MODULE_H
#include "../../Eigen/Sparse"
#include "../../Eigen/src/Core/util/DisableMSVCWarnings.h"
#include <vector>
#include <map>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#ifdef EIGEN_GOOGLEHASH_SUPPORT
#include <google/dense_hash_map>
#endif
namespace Eigen {
/** \ingroup Unsupported_modules
* \defgroup SparseExtra_Module SparseExtra module
*
* This module contains some experimental features extending the sparse module.
*
* \code
* #include <Eigen/SparseExtra>
* \endcode
*/
struct DefaultBackend {};
// solver flags
enum {
CompleteFactorization = 0x0000, // the default
IncompleteFactorization = 0x0001,
MemoryEfficient = 0x0002,
// For LLT Cholesky:
SupernodalMultifrontal = 0x0010,
SupernodalLeftLooking = 0x0020,
// Ordering methods:
NaturalOrdering = 0x0100, // the default
MinimumDegree_AT_PLUS_A = 0x0200,
MinimumDegree_ATA = 0x0300,
ColApproxMinimumDegree = 0x0400,
Metis = 0x0500,
Scotch = 0x0600,
Chaco = 0x0700,
OrderingMask = 0x0f00
};
#include "src/SparseExtra/RandomSetter.h"
#include "src/SparseExtra/SparseLLT.h"
#include "src/SparseExtra/SparseLDLT.h"
#include "src/SparseExtra/SparseLU.h"
} // namespace Eigen
#include "../../Eigen/src/Core/util/EnableMSVCWarnings.h"
#endif // EIGEN_SPARSE_EXTRA_MODULE_H
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