[GiNaC-cvs] GiNaC/ginac clifford.h clifford.cpp

[Jens Vollinga]

Update of /home/cvs/GiNaC/ginac

Modified Files:
	clifford.h clifford.cpp 
Log Message:
Various improvements for clifford class (subs for metric, commutator_sign,
  is_equal with repr labels) [V.Kisil]