4 commits

Author	SHA1	Message	Date
Leonardo de Moura	2af5ce364d	feat(library/data/nat/decl): add 'measure'	2014-11-22 17:19:03 -08:00
Leonardo de Moura	21b16fd97c	feat(library/data/nat): add more basic theorems for definitional package	2014-11-22 13:25:46 -08:00
Leonardo de Moura	9c9f5bba1a	refactor(library/data/nat): prove auxiliary theorems about < and sub asap for the definitional package	2014-11-22 09:36:33 -08:00
Leonardo de Moura	064ecd3e3d	refactor(library/data/nat): declare lt and le asap using inductive definitions, and make key theorems transparent for definitional package ... We also define key theorems that will be used to generate the automatically generated a well-founded subterm relation for inductive datatypes. We also prove decidability and wf theorems asap.	2014-11-22 00:19:39 -08:00