1 (* Copyright (C) 2002, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
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27 current proof (proof uri * metas * (in)complete proof * term to be prooved)
29 type proof = UriManager.uri * Cic.metasenv * Cic.term * Cic.term
30 (** current goal, integer index *)
33 a tactic: make a transition from one status to another one or, usually,
34 raise a "Fail" (@see Fail) exception in case of failure
36 (** an unfinished proof with the optional current goal *)
37 type tactic = status:(proof * goal) -> proof * goal list
40 exception Fail of string