GiNaC/ginac basic.cpp basic.h clifford.cpp ex.cpp ex.h expairseq.cpp matrix.cpp matrix.h power.cpp power.h pseries.cpp pseries.h relational.cpp relational.h

[Christian Bauer]

Update of /home/cvs/GiNaC/ginac

Modified Files:
      Tag: ginac_1-1
	basic.cpp basic.h clifford.cpp ex.cpp ex.h expairseq.cpp 
	matrix.cpp matrix.h power.cpp power.h pseries.cpp pseries.h 
	relational.cpp relational.h 
Log Message:
- added non-const operator[]
- removed let_op() for power and relational
- removed redundant matrix::op()