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Functions
FLA_Form_perm_matrix.c File Reference

(r)

Functions

FLA_Error FLA_Form_perm_matrix (FLA_Obj p, FLA_Obj A)
 

Function Documentation

◆ FLA_Form_perm_matrix()

FLA_Error FLA_Form_perm_matrix ( FLA_Obj  p,
FLA_Obj  A 
)
14 {
15  if ( FLA_Check_error_level() >= FLA_MIN_ERROR_CHECKING )
17 
18  // We assume that A is correctly sized, m x m, where m is the row
19  // dimension of the matrix given to FLA_LU_piv() or similar function.
21 
22  // We assume that p contains pivots in native FLAME format. That is,
23  // we assume the pivot type is FLA_NATIVE_PIVOTS. This is not a huge
24  // assumption since the user has to go out of his way to shift the
25  // pivots into LAPACK-indexed pivots.
26  FLA_Apply_pivots( FLA_LEFT, FLA_NO_TRANSPOSE, p, A );
27 
28  return FLA_SUCCESS;
29 }
FLA_Error FLA_Form_perm_matrix_check(FLA_Obj p, FLA_Obj A)
Definition: FLA_Form_perm_matrix_check.c:13
FLA_Error FLA_Apply_pivots(FLA_Side side, FLA_Trans trans, FLA_Obj p, FLA_Obj A)
Definition: FLA_Apply_pivots.c:15
unsigned int FLA_Check_error_level(void)
Definition: FLA_Check.c:18
FLA_Error FLA_Set_to_identity(FLA_Obj A)
Definition: FLA_Set_to_identity.c:13

References FLA_Apply_pivots(), FLA_Check_error_level(), FLA_Form_perm_matrix_check(), and FLA_Set_to_identity().