4 Commits

Author	SHA1	Message	Date
krasimir	b1a51f46f5	change the data types and the syntax in PGF to match the new syntax for implict arguments	2009-09-20 11:43:41 +00:00
krasimir	28a7c4b5c7	now the datatype Tree is only internal. All API functions are working with Expr directly. Commands gt, gr, p and rf filter out the output via the typechecker	2009-09-08 08:40:28 +00:00
krasimir	b97d6abb81	hopefully complete and correct typechecker in PGF	2009-09-06 20:31:52 +00:00
krasimir	7db4b641ce	refactor the PGF.Expr type and the evaluation of abstract expressions	2009-05-20 21:03:56 +00:00