Nuprl Lemma : es-first-unique

[es:EO]. ∀[e,e':E].  (e e' ∈ E) supposing ((loc(e) loc(e') ∈ Id) and (↑first(e')) and (↑first(e)))


Proof




Definitions occuring in Statement :  es-first: first(e) es-loc: loc(e) es-E: E event_ordering: EO Id: Id assert: b uimplies: supposing a uall: [x:A]. B[x] equal: t ∈ T
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T uimplies: supposing a all: x:A. B[x] prop:

Latex:
\mforall{}[es:EO].  \mforall{}[e,e':E].    (e  =  e')  supposing  ((loc(e)  =  loc(e'))  and  (\muparrow{}first(e'))  and  (\muparrow{}first(e)))



Date html generated: 2016_05_16-AM-09_23_14
Last ObjectModification: 2015_12_28-PM-09_52_15

Theory : new!event-ordering


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