Nuprl Lemma : before_nil_lemma

u,a:Top.  (before(u;[]) tt)


Proof




Definitions occuring in Statement :  before: before(u;ps) nil: [] btrue: tt top: Top all: x:A. B[x] sqequal: t
Definitions unfolded in proof :  all: x:A. B[x] before: before(u;ps) member: t ∈ T top: Top
Lemmas referenced :  null_nil_lemma testxxx_lemma top_wf
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity lambdaFormation cut sqequalRule lemma_by_obid hypothesis sqequalHypSubstitution dependent_functionElimination thin isect_memberEquality voidElimination voidEquality

Latex:
\mforall{}u,a:Top.    (before(u;[])  \msim{}  tt)



Date html generated: 2016_05_16-AM-08_14_56
Last ObjectModification: 2015_12_28-PM-06_28_50

Theory : polynom_2


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