GiNaC/ginac basic.cpp basic.h power.cpp print.h registrar.h

[Christian Bauer]

Update of /home/cvs/GiNaC/ginac

Modified Files:
	basic.cpp basic.h power.cpp print.h registrar.h 
Log Message:
implemented double dispatch for print(); methods are specified with
print_func<C>() options in the GINAC_IMPLEMENT_REGISTERED_CLASS_OPT macro
(see basic.cpp for an example); what remains is to convert all existing
classes to this new scheme...