Nuprl Lemma : member-es-open-interval
∀es:EO. ∀e,e',ev:E. ((ev ∈ (e, e')) ⇐⇒ (e <loc ev) ∧ (ev <loc e'))
Proof
Definitions occuring in Statement :
es-open-interval: (e, e'),
es-locl: (e <loc e'),
es-E: E,
event_ordering: EO,
l_member: (x ∈ l),
all: ∀x:A. B[x],
iff: P ⇐⇒ Q,
and: P ∧ Q
Lemmas :
es-E_wf,
event_ordering_wf,
es-locl_wf,
member-es-before,
assert-es-bless,
l_member_wf,
es-before_wf,
assert_wf,
es-bless_wf,
iff_wf,
member_filter,
filter_wf5
\mforall{}es:EO. \mforall{}e,e',ev:E. ((ev \mmember{} (e, e')) \mLeftarrow{}{}\mRightarrow{} (e <loc ev) \mwedge{} (ev <loc e'))
Date html generated:
2015_07_17-AM-08_41_27
Last ObjectModification:
2015_01_27-PM-02_39_12
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