SingleEx.c File Reference

Functions to compute singly excited state. More...

#include "bitcalc.h"
#include "SingleEx.h"
#include "SingleExHubbard.h"

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Functions
int	GetSingleExcitedState (struct BindStruct *X, double complex *tmp_v0, double complex *tmp_v1)
	Calculation of single excited state Target System: Hubbard, Kondo. More...

Detailed Description

Functions to compute singly excited state.

Definition in file SingleEx.c.

Function Documentation

GetSingleExcitedState()

int GetSingleExcitedState	(	struct BindStruct *	X,
		double complex *	tmp_v0,
		double complex *	tmp_v1
	)

Calculation of single excited state Target System: Hubbard, Kondo.

Returns

TRUE: Normally finished

FALSE: Abnormally finished

Author

Kazuyoshi Yoshimi

Version

1.2

Parameters

	X	define list to get and put information of calcuation
[out]	tmp_v0	Result v0 = H v1
[in]	tmp_v1	v0 = H v1

Definition at line 30 of file SingleEx.c.

References BindStruct::Def, FALSE, GetSingleExcitedStateHubbard(), GetSingleExcitedStateHubbardGC(), DefineList::iCalcModel, DefineList::NSingleExcitationOperator, and TRUE.

Referenced by GetExcitedState().

  {
  int iret = 0;
  //tmp_v0
  if (X->Def.NSingleExcitationOperator == 0) return TRUE;

  switch (X->Def.iCalcModel) {
  case HubbardGC:
    iret = GetSingleExcitedStateHubbardGC(X, tmp_v0, tmp_v1);
    break;

  case KondoGC:
  case Hubbard:
  case Kondo:
    iret = GetSingleExcitedStateHubbard(X, tmp_v0, tmp_v1);
    break;

  case Spin:
  case SpinGC:
    iret = FALSE;
    break;

  default:
    iret = FALSE;
    break;
  }/*switch (X->Def.iCalcModel)*/
  return iret;
}/*int GetSingleExcitedState*/

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