taproj.h

Go to the documentation of this file.

// -*- C++ -*-
/*! \file
 *  \brief Take the traceless antihermitian projection of a color matrix
 */
 
#ifndef __taproj_h__
#define __taproj_h__
 
namespace Chroma 
{
 
  //! Take the traceless antihermitian projection of a color matrix
  /*!
   * \ingroup gauge
   *
   *  a = (1/2)[a - a_dag] - Tr[(1/2)*(a - a_dag)]/Nc
   *
   * that is the anti-hermitian traceless part of a 
   *
   * Arguments:
   *
   *  \param a        LatticeColorMatrix          (Modify)
   */
 
  void taproj(LatticeColorMatrix& a);
 
  namespace TaprojEnv {
    extern double getTime();
  }
 
}  // end namespace Chroma
 
#endif