FLA_Trsm_llh_unb_var3.c File Reference

(r)

Functions
FLA_Error	FLA_Trsm_llh_unb_var3 (FLA_Diag diagA, FLA_Obj alpha, FLA_Obj A, FLA_Obj B)

Function Documentation

FLA_Trsm_llh_unb_var3()

FLA_Error FLA_Trsm_llh_unb_var3	(	FLA_Diag	diagA,
		FLA_Obj	alpha,
		FLA_Obj	A,
		FLA_Obj	B
	)

{
  FLA_Obj BL,    BR,       B0,  b1,  B2;
 
  FLA_Scal_external( alpha, B );
 
  FLA_Part_1x2( B,    &BL,  &BR,      0, FLA_LEFT );
 
  while ( FLA_Obj_width( BL ) < FLA_Obj_width( B ) ){
 
    FLA_Repart_1x2_to_1x3( BL,  /**/ BR,        &B0, /**/ &b1, &B2,
                           1, FLA_RIGHT );
 
    /*------------------------------------------------------------*/
 
    /* b1 = tril( A' ) \ b1; */
    FLA_Trsv_external( FLA_LOWER_TRIANGULAR, FLA_CONJ_TRANSPOSE, diagA, A, b1 );
 
    /*------------------------------------------------------------*/
 
    FLA_Cont_with_1x3_to_1x2( &BL,  /**/ &BR,        B0, b1, /**/ B2,
                              FLA_LEFT );
 
  }
 
  return FLA_SUCCESS;
}

References FLA_Cont_with_1x3_to_1x2(), FLA_Obj_width(), FLA_Part_1x2(), FLA_Repart_1x2_to_1x3(), FLA_Scal_external(), FLA_Trsv_external(), and i.

Referenced by FLA_Trsm_llh().