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MAGMA
1.5.0
Matrix Algebra for GPU and Multicore Architectures
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Functions | |
magma_int_t | magma_dcg (magma_d_sparse_matrix A, magma_d_vector b, magma_d_vector *x, magma_d_solver_par *solver_par) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A. More... | |
magma_int_t | magma_dcg_merge (magma_d_sparse_matrix A, magma_d_vector b, magma_d_vector *x, magma_d_solver_par *solver_par) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A. More... | |
magma_int_t | magma_dcg_res (magma_d_sparse_matrix A, magma_d_vector b, magma_d_vector *x, magma_d_solver_par *solver_par) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A. More... | |
magma_int_t | magma_dpcg (magma_d_sparse_matrix A, magma_d_vector b, magma_d_vector *x, magma_d_solver_par *solver_par, magma_d_preconditioner *precond_par) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A. More... | |
magma_int_t magma_dcg | ( | magma_d_sparse_matrix | A, |
magma_d_vector | b, | ||
magma_d_vector * | x, | ||
magma_d_solver_par * | solver_par | ||
) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A.
This is a GPU implementation of the Conjugate Gradient method.
A | magma_d_sparse_matrix input matrix A |
b | magma_d_vector RHS b |
x | magma_d_vector* solution approximation |
solver_par | magma_d_solver_par* solver parameters |
magma_int_t magma_dcg_merge | ( | magma_d_sparse_matrix | A, |
magma_d_vector | b, | ||
magma_d_vector * | x, | ||
magma_d_solver_par * | solver_par | ||
) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A.
This is a GPU implementation of the Conjugate Gradient method in variant, where multiple operations are merged into one compute kernel.
A | magma_d_sparse_matrix input matrix A |
b | magma_d_vector RHS b |
x | magma_d_vector* solution approximation |
solver_par | magma_d_solver_par* solver parameters |
magma_int_t magma_dcg_res | ( | magma_d_sparse_matrix | A, |
magma_d_vector | b, | ||
magma_d_vector * | x, | ||
magma_d_solver_par * | solver_par | ||
) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A.
This is a GPU implementation of the Conjugate Gradient method.
A | magma_d_sparse_matrix input matrix A |
b | magma_d_vector RHS b |
x | magma_d_vector* solution approximation |
solver_par | magma_d_solver_par* solver parameters |
magma_int_t magma_dpcg | ( | magma_d_sparse_matrix | A, |
magma_d_vector | b, | ||
magma_d_vector * | x, | ||
magma_d_solver_par * | solver_par, | ||
magma_d_preconditioner * | precond_par | ||
) |
Solves a system of linear equations A * X = B where A is a real symmetric N-by-N positive definite matrix A.
This is a GPU implementation of the Conjugate Gradient method.
A | magma_d_sparse_matrix input matrix A |
b | magma_d_vector RHS b |
x | magma_d_vector* solution approximation |
solver_par | magma_d_solver_par* solver parameters |
precond_par | magma_d_preconditioner* preconditioner |