OR_PEXISTS_CONV : conv
STRUCTURE
PairRules
LIBRARY
pair
SYNOPSIS
Moves a paired existential quantification outwards through a disjunction.
DESCRIPTION
When applied to a term of the form
(?p. t) \/ (?p. u)
, the conversion
OR_PEXISTS_CONV
returns the theorem:
|- (?p. t) \/ (?p. u) = (?p. t \/ u)
FAILURE
Fails if applied to a term not of the form
(?p. t) \/ (?p. u)
.
SEEALSO
OR_EXISTS_CONV
,
PEXISTS_OR_CONV
,
LEFT_OR_PEXISTS_CONV
,
RIGHT_OR_PEXISTS_CONV
HOL
Kananaskis-10