single-complex precision
[General solver]

Functions

magma_int_t magma_cbaiter (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_queue_t queue)
 Solves a system of linear equations A * x = b via the block asynchronous iteration method on GPU.
magma_int_t magma_cbicgstab (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a general matrix.
magma_int_t magma_cbicgstab_merge (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a general matrix.
magma_int_t magma_cbicgstab_merge2 (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a general matrix.
magma_int_t magma_cfgmres (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_c_preconditioner *precond_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a complex sparse matrix stored in the GPU memory.
magma_int_t magma_citerref (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_c_preconditioner *precond_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a complex Hermitian N-by-N positive definite matrix A.
magma_int_t magma_cjacobi (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a complex Hermitian N-by-N positive definite matrix A.
magma_int_t magma_cjacobidomainoverlap (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a complex Hermitian N-by-N positive definite matrix A.
magma_int_t magma_cpbicgstab (magma_c_matrix A, magma_c_matrix b, magma_c_matrix *x, magma_c_solver_par *solver_par, magma_c_preconditioner *precond_par, magma_queue_t queue)
 Solves a system of linear equations A * X = B where A is a complex N-by-N general matrix.

Function Documentation

magma_int_t magma_cbaiter ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * x = b via the block asynchronous iteration method on GPU.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_cbicgstab ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a general matrix.

This is a GPU implementation of the Biconjugate Gradient Stabilized method.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_cbicgstab_merge ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a general matrix.

This is a GPU implementation of the Biconjugate Gradient Stabilized method. The difference to magma_cbicgstab is that we use specifically designed kernels merging multiple operations into one kernel.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_cbicgstab_merge2 ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a general matrix.

This is a GPU implementation of the Biconjugate Gradient Stabilized method. The difference to magma_cbicgstab is that we use specifically designed kernels merging multiple operations into one kernel.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_cfgmres ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_c_preconditioner *  precond_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a complex sparse matrix stored in the GPU memory.

X and B are complex vectors stored on the GPU memory. This is a GPU implementation of the right-preconditioned flexible GMRES.

Parameters:
[in] A magma_c_matrix descriptor for matrix A
[in] b magma_c_matrix RHS b vector
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] precond_par magma_c_preconditioner* preconditioner
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_citerref ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_c_preconditioner *  precond_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a complex Hermitian N-by-N positive definite matrix A.

This is a GPU implementation of the Iterative Refinement method. The inner solver is passed via the preconditioner argument.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in,out] precond_par magma_c_preconditioner* inner solver
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_cjacobi ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a complex Hermitian N-by-N positive definite matrix A.

This is a GPU implementation of the Jacobi method.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_cjacobidomainoverlap ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a complex Hermitian N-by-N positive definite matrix A.

This is a GPU implementation of the Jacobi method allowing for domain overlap.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] queue magma_queue_t Queue to execute in.
magma_int_t magma_cpbicgstab ( magma_c_matrix  A,
magma_c_matrix  b,
magma_c_matrix *  x,
magma_c_solver_par *  solver_par,
magma_c_preconditioner *  precond_par,
magma_queue_t  queue 
)

Solves a system of linear equations A * X = B where A is a complex N-by-N general matrix.

This is a GPU implementation of the preconditioned Biconjugate Gradient Stabelized method.

Parameters:
[in] A magma_c_matrix input matrix A
[in] b magma_c_matrix RHS b
[in,out] x magma_c_matrix* solution approximation
[in,out] solver_par magma_c_solver_par* solver parameters
[in] precond_par magma_c_preconditioner* preconditioner parameters
[in] queue magma_queue_t Queue to execute in.

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