FLA_Her2k_un_unb_var9.c File Reference

(r)


Functions

FLA_Error FLA_Her2k_un_unb_var9 (FLA_Obj alpha, FLA_Obj A, FLA_Obj B, FLA_Obj beta, FLA_Obj C)

Function Documentation

FLA_Error FLA_Her2k_un_unb_var9 ( FLA_Obj  alpha,
FLA_Obj  A,
FLA_Obj  B,
FLA_Obj  beta,
FLA_Obj  C 
)

References FLA_Cont_with_1x3_to_1x2(), FLA_Her2_external(), FLA_Obj_width(), FLA_Part_1x2(), FLA_Repart_1x2_to_1x3(), and FLA_Scalr_external().

00038 {
00039   FLA_Obj AL,    AR,       A0,  a1t,  A2;
00040 
00041   FLA_Obj BL,    BR,       B0,  b1t,  B2;
00042 
00043   FLA_Scalr_external( FLA_UPPER_TRIANGULAR, beta, C );
00044 
00045   FLA_Part_1x2( A,    &AL,  &AR,      0, FLA_LEFT );
00046 
00047   FLA_Part_1x2( B,    &BL,  &BR,      0, FLA_LEFT );
00048 
00049   while ( FLA_Obj_width( AL ) < FLA_Obj_width( A ) ){
00050 
00051 
00052     FLA_Repart_1x2_to_1x3( AL,  /**/ AR,        &A0, /**/ &a1t, &A2,
00053                            1, FLA_RIGHT );
00054 
00055     FLA_Repart_1x2_to_1x3( BL,  /**/ BR,        &B0, /**/ &b1t, &B2,
00056                            1, FLA_RIGHT );
00057 
00058     /*------------------------------------------------------------*/
00059 
00060     /* C = C + a1t * b1t' + b1t * a1t' */
00061     FLA_Her2_external( FLA_UPPER_TRIANGULAR, alpha, a1t, b1t, C );
00062 
00063     /*------------------------------------------------------------*/
00064 
00065     FLA_Cont_with_1x3_to_1x2( &AL,  /**/ &AR,        A0, a1t, /**/ A2,
00066                               FLA_LEFT );
00067 
00068     FLA_Cont_with_1x3_to_1x2( &BL,  /**/ &BR,        B0, b1t, /**/ B2,
00069                               FLA_LEFT );
00070 
00071   }
00072 
00073   return FLA_SUCCESS;
00074 }


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