author | wenzelm |
Tue, 20 May 1997 10:44:45 +0200 | |
changeset 3227 | 9190438471ea |
parent 3226 | 04618aca579d |
child 3228 | 41ad2d5077be |
--- a/NEWS Tue May 20 10:39:23 1997 +0200 +++ b/NEWS Tue May 20 10:44:45 1997 +0200 @@ -105,6 +105,8 @@ * HOL/ex/LFilter theory of a corecursive "filter" functional for infinite lists; +* HOL/Modelcheck demonstrates invocation of model checker oracle; + * HOL/ex/Ring.thy declares cring_simp, which solves equational problems in commutative rings, using axiomatic type classes for + and *;