equal
deleted
inserted
replaced
87 end; |
87 end; |
88 |
88 |
89 |
89 |
90 (*****************************************************************************) |
90 (*****************************************************************************) |
91 (** Simplifying: **) |
91 (** Simplifying: **) |
92 (** Some useful lemmata, lists and simplification tactics to control which **) |
92 (** SOME useful lemmata, lists and simplification tactics to control which **) |
93 (** theorems are used to simplify at each moment, so that the original **) |
93 (** theorems are used to simplify at each moment, so that the original **) |
94 (** input does not suffer any unexpected transformation **) |
94 (** input does not suffer any unexpected transformation **) |
95 (*****************************************************************************) |
95 (*****************************************************************************) |
96 |
96 |
97 Goal "-(Collect b) = {x. ~(b x)}"; |
97 Goal "-(Collect b) = {x. ~(b x)}"; |