Functions | |
FLA_Error | FLA_Her2k_lh_unb_var10 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C) |
References FLA_Cont_with_3x1_to_2x1(), FLA_Her2c_external(), FLA_Obj_length(), FLA_Part_2x1(), FLA_Repart_2x1_to_3x1(), and FLA_Scalr_external().
00038 { 00039 FLA_Obj AT, A0, 00040 AB, a1t, 00041 A2; 00042 00043 FLA_Obj BT, B0, 00044 BB, b1t, 00045 B2; 00046 00047 FLA_Scalr_external( FLA_LOWER_TRIANGULAR, beta, C ); 00048 00049 FLA_Part_2x1( A, &AT, 00050 &AB, 0, FLA_BOTTOM ); 00051 00052 FLA_Part_2x1( B, &BT, 00053 &BB, 0, FLA_BOTTOM ); 00054 00055 while ( FLA_Obj_length( AB ) < FLA_Obj_length( A ) ){ 00056 00057 00058 FLA_Repart_2x1_to_3x1( AT, &A0, 00059 &a1t, 00060 /* ** */ /* ** */ 00061 AB, &A2, 1, FLA_TOP ); 00062 00063 FLA_Repart_2x1_to_3x1( BT, &B0, 00064 &b1t, 00065 /* ** */ /* ** */ 00066 BB, &B2, 1, FLA_TOP ); 00067 00068 /*------------------------------------------------------------*/ 00069 00070 /* C = C + a1t' * b1t + b1t' * a1t */ 00071 FLA_Her2c_external( FLA_LOWER_TRIANGULAR, FLA_CONJUGATE, alpha, a1t, b1t, C ); 00072 00073 /*------------------------------------------------------------*/ 00074 00075 FLA_Cont_with_3x1_to_2x1( &AT, A0, 00076 /* ** */ /* ** */ 00077 a1t, 00078 &AB, A2, FLA_BOTTOM ); 00079 00080 FLA_Cont_with_3x1_to_2x1( &BT, B0, 00081 /* ** */ /* ** */ 00082 b1t, 00083 &BB, B2, FLA_BOTTOM ); 00084 00085 } 00086 00087 return FLA_SUCCESS; 00088 }