Nuprl Lemma : cat_comp_tuple_lemma

∀y,x,arrow,ob:Top.  (cat-comp(<ob, arrow, x, y>) ~ y)


Proof




Definitions occuring in Statement :  cat-comp: cat-comp(C),  top: Top,  all: ∀x:A. B[x],  pair: <a, b>,  sqequal: s ~ t
Definitions unfolded in proof :  all: ∀x:A. B[x],  member: t ∈ T,  cat-comp: cat-comp(C),  pi2: snd(t)
Lemmas referenced :  top_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  lambdaFormation,  cut,  hypothesis,  introduction,  extract_by_obid,  sqequalRule

Latex:
\mforall{}y,x,arrow,ob:Top.    (cat-comp(<ob,  arrow,  x,  y>)  \msim{}  y)



Date html generated: 2020_05_20-AM-07_49_38
Last ObjectModification: 2017_01_09-PM-00_49_22

Theory : small!categories


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