9 Commits

Author	SHA1	Message	Date
krasimir	54dbfeef48	hopefully complete and correct typechecker in PGF	2009-09-06 20:31:52 +00:00
krasimir	0c46a129e6	now in the command shell the primary type in the pipe is Expr not Tree. This makes the pt -compute and pt -typecheck more interesting	2009-05-23 21:33:52 +00:00
krasimir	e5399f2d0e	refactor the PGF.Expr type and the evaluation of abstract expressions	2009-05-20 21:03:56 +00:00
aarne	b6666624a0	rudimentary abstract syntax type checker and solver in PGF	2008-10-14 14:34:08 +00:00
aarne	df08e52d5c	paraphrase works a little better now ; added examples/paraphrase for testing	2008-10-14 11:19:30 +00:00
aarne	8abf7f5c8a	added a paraphrase method applying def's in both directions, in subtrees, and step by step; doesn't work properly yet	2008-10-13 16:41:21 +00:00
aarne	8555c65c36	a first version of PGF.AbsCompute	2008-10-10 15:53:17 +00:00
aarne	e56e6483f6	simplified 1.5 by removing mathematical/	2008-10-06 12:49:13 +00:00
aarne	f376576af0	added a command for tree operations and started a module for defining them	2008-10-05 19:49:26 +00:00