- color and clifford classes are quite functional now

[ginac.git] / ginac / clifford.h

diff --git a/ginac/clifford.h b/ginac/clifford.h
index af3cb7883568dea7fda15ade6d1abf191fd4ca99..69c9e23a6685a3b19f42fbfa17b9bed4113a4431 100644 (file)
--- a/ginac/clifford.h
+++ b/ginac/clifford.h
@@ -126,6 +126,12 @@ ex dirac_gamma(const ex & mu, unsigned char rl = 0);
  *  @return newly constructed object */
 ex dirac_gamma5(unsigned char rl = 0);
 
  *  @return newly constructed object */
 ex dirac_gamma5(unsigned char rl = 0);
 

+/** This returns (dirac_ONE(rl) + dirac_gamma5(rl)). */
+ex dirac_gamma6(unsigned char rl = 0);
+
+/** This returns (dirac_ONE(rl) - dirac_gamma5(rl)). */
+ex dirac_gamma7(unsigned char rl = 0);
+

 /** Create a term of the form e_mu * gamma~mu with a unique index mu.
  *
  *  @param dim Dimension of index
 /** Create a term of the form e_mu * gamma~mu with a unique index mu.
  *
  *  @param dim Dimension of index