Functions | |
FLA_Error | FLA_Syrk_un_unb_var5 (FLA_Obj alpha, FLA_Obj A, FLA_Obj beta, FLA_Obj C) |
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().
00038 { 00039 FLA_Obj AL, AR, A0, a1, A2; 00040 00041 FLA_Scalr_external( FLA_UPPER_TRIANGULAR, beta, C ); 00042 00043 FLA_Part_1x2( A, &AL, &AR, 0, FLA_LEFT ); 00044 00045 while ( FLA_Obj_width( AL ) < FLA_Obj_width( A ) ){ 00046 00047 FLA_Repart_1x2_to_1x3( AL, /**/ AR, &A0, /**/ &a1, &A2, 00048 1, FLA_RIGHT ); 00049 00050 /*------------------------------------------------------------*/ 00051 00052 /* C := C + a1 * a1' */ 00053 FLA_Syr_external( FLA_UPPER_TRIANGULAR, alpha, a1, C ); 00054 00055 /*------------------------------------------------------------*/ 00056 00057 FLA_Cont_with_1x3_to_1x2( &AL, /**/ &AR, A0, a1, /**/ A2, 00058 FLA_LEFT ); 00059 00060 } 00061 00062 return FLA_SUCCESS; 00063 }