Nuprl Lemma : rev-append-axiom

∀[c:Top]. (rev(Ax) + c ~ c)


Proof




Definitions occuring in Statement :  rev-append: rev(as) + bs,  uall: ∀[x:A]. B[x],  top: Top,  sqequal: s ~ t,  axiom: Ax
Definitions unfolded in proof :  it: ⋅,  nil: [],  rev-append: rev(as) + bs,  all: ∀x:A. B[x],  member: t ∈ T,  top: Top,  so_lambda: λ2x y.t[x; y],  so_apply: x[s1;s2],  uall: ∀[x:A]. B[x]
Lemmas referenced :  list_accum_nil_lemma,  top_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  sqequalRule,  cut,  lemma_by_obid,  sqequalHypSubstitution,  dependent_functionElimination,  thin,  isect_memberEquality,  voidElimination,  voidEquality,  hypothesis,  isect_memberFormation,  introduction,  sqequalAxiom

Latex:
\mforall{}[c:Top].  (rev(Ax)  +  c  \msim{}  c)



Date html generated: 2016_05_14-AM-06_29_37
Last ObjectModification: 2015_12_26-PM-00_40_10

Theory : list_0


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