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- /**********************************************************
-
- This software is part of J.-S. Caux's ABACUS library.
-
- Copyright (c) J.-S. Caux.
-
- -----------------------------------------------------------
-
- File: src/ODSLF/ODSLF_Chem_Pot.cc
-
- Purpose: calculates the chemical potential.
-
- ***********************************************************/
-
- #include "ABACUS.h"
-
- namespace ABACUS {
-
- DP Chemical_Potential (const ODSLF_Bethe_State& RefState)
- {
- return(-H_vs_M (RefState.chain.Delta, RefState.chain.Nsites, RefState.base.Mdown)); // - sign since E_{M+1} - E_M = -H
- }
-
- }
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