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FLA_Syrk_ln_unb_var5.c File Reference

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Functions

FLA_Error FLA_Syrk_ln_unb_var5 (FLA_Obj alpha, FLA_Obj A, FLA_Obj beta, FLA_Obj C)
 

Function Documentation

◆ FLA_Syrk_ln_unb_var5()

FLA_Error FLA_Syrk_ln_unb_var5 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  beta,
FLA_Obj  C 
)
16 {
17  FLA_Obj AL, AR, A0, a1, A2;
18 
19  FLA_Scalr_external( FLA_LOWER_TRIANGULAR, beta, C );
20 
21  FLA_Part_1x2( A, &AL, &AR, 0, FLA_LEFT );
22 
23  while ( FLA_Obj_width( AL ) < FLA_Obj_width( A ) ){
24 
25  FLA_Repart_1x2_to_1x3( AL, /**/ AR, &A0, /**/ &a1, &A2,
26  1, FLA_RIGHT );
27 
28  /*------------------------------------------------------------*/
29 
30  /* C := C + a1 * a1' */
31  FLA_Syr_external( FLA_LOWER_TRIANGULAR, alpha, a1, C );
32 
33  /*------------------------------------------------------------*/
34 
35  FLA_Cont_with_1x3_to_1x2( &AL, /**/ &AR, A0, a1, /**/ A2,
36  FLA_LEFT );
37 
38  }
39 
40  return FLA_SUCCESS;
41 }
FLA_Error FLA_Scalr_external(FLA_Uplo uplo, FLA_Obj alpha, FLA_Obj A)
Definition: FLA_Scalr_external.c:13
FLA_Error FLA_Syr_external(FLA_Uplo uplo, FLA_Obj alpha, FLA_Obj x, FLA_Obj A)
Definition: FLA_Syr_external.c:13
FLA_Error FLA_Cont_with_1x3_to_1x2(FLA_Obj *AL, FLA_Obj *AR, FLA_Obj A0, FLA_Obj A1, FLA_Obj A2, FLA_Side side)
Definition: FLA_View.c:475
dim_t FLA_Obj_width(FLA_Obj obj)
Definition: FLA_Query.c:123
FLA_Error FLA_Part_1x2(FLA_Obj A, FLA_Obj *A1, FLA_Obj *A2, dim_t nb, FLA_Side side)
Definition: FLA_View.c:110
FLA_Error FLA_Repart_1x2_to_1x3(FLA_Obj AL, FLA_Obj AR, FLA_Obj *A0, FLA_Obj *A1, FLA_Obj *A2, dim_t nb, FLA_Side side)
Definition: FLA_View.c:267
Definition: FLA_type_defs.h:159

References FLA_Cont_with_1x3_to_1x2(), FLA_Obj_width(), FLA_Part_1x2(), FLA_Repart_1x2_to_1x3(), FLA_Scalr_external(), and FLA_Syr_external().

Referenced by FLA_Syrk_ln().