]> matita.cs.unibo.it Git - helm.git/commitdiff
- rc_sat.ma: we changed the notation for extensional equality. we now
authorFerruccio Guidi <ferruccio.guidi@unibo.it>
Sun, 27 Feb 2011 18:27:15 +0000 (18:27 +0000)
committerFerruccio Guidi <ferruccio.guidi@unibo.it>
Sun, 27 Feb 2011 18:27:15 +0000 (18:27 +0000)
use \cong like in geometry
- rc_eval.ma (second part of former rc_ma): we completed the evaluation
by adding a stack, and we proved weakening and thinning for it


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