diff options
Diffstat (limited to 'doc/sphinx/proof-engine/tactics.rst')
| -rw-r--r-- | doc/sphinx/proof-engine/tactics.rst | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/doc/sphinx/proof-engine/tactics.rst b/doc/sphinx/proof-engine/tactics.rst index 9b4d724e0..d1a685307 100644 --- a/doc/sphinx/proof-engine/tactics.rst +++ b/doc/sphinx/proof-engine/tactics.rst @@ -113,15 +113,15 @@ Occurrence sets and occurrence clauses An occurrence clause is a modifier to some tactics that obeys the following syntax: -.. _tactic_occurence_grammar: +.. _tactic_occurrence_grammar: .. productionlist:: `sentence` - occurence_clause : in `goal_occurences` - goal_occurences : [ident [`at_occurences`], ... , ident [`at_occurences`] [|- [* [`at_occurences`]]]] - :| * |- [* [`at_occurences`]] - :| * + occurrence_clause : in `goal_occurrences` + goal_occurrences : [ident [`at_occurrences`], ... , ident [`at_occurrences`] [|- [* [`at_occurrences`]]]] + :| * |- [* [`at_occurrences`]] + :| * at_occurrences : at `occurrences` - occurences : [-] `num` ... `num` + occurrences : [-] `num` ... `num` The role of an occurrence clause is to select a set of occurrences of a term in a goal. In the first case, the :n:`@ident {? at {* num}}` parts indicate that @@ -1002,7 +1002,7 @@ The name of the hypothesis in the proof-term, however, is left unchanged. This notation allows specifying which occurrences of :n:`@term` have to be substituted in the context. The :n:`in @goal_occurrences` clause is an occurrence clause whose syntax and behavior are described in - :ref:`goal occurences <occurencessets>`. + :ref:`goal occurrences <occurencessets>`. .. tacv:: set (@ident {+ @binder} := @term ) @@ -1483,7 +1483,7 @@ analysis on inductive or co-inductive objects (see :ref:`inductive-definitions`) This syntax is used for selecting which occurrences of :n:`@term` the case analysis has to be done on. The :n:`in @goal_occurrences` clause is an occurrence clause whose syntax and behavior is described in - :ref:`occurences sets <occurencessets>`. + :ref:`occurrences sets <occurencessets>`. .. tacv:: destruct @term with @bindings_list as @disj_conj_intro_pattern eqn:@naming_intro_pattern using @term with @bindings_list in @goal_occurrences .. tacv:: edestruct @term with @bindings_list as @disj_conj_intro_pattern eqn:@naming_intro_pattern using @term with @bindings_list in @goal_occurrences @@ -1631,7 +1631,7 @@ analysis on inductive or co-inductive objects (see :ref:`inductive-definitions`) This syntax is used for selecting which occurrences of :n:`@term` the induction has to be carried on. The :n:`in @goal_occurrences` clause is an occurrence clause whose syntax and behavior is described in - :ref:`occurences sets <occurencessets>`. If variables or hypotheses not + :ref:`occurrences sets <occurencessets>`. If variables or hypotheses not mentioning :n:`@term` in their type are listed in :n:`@goal_occurrences`, those are generalized as well in the statement to prove. |