Nuprl Lemma : has-value-wf-base

[a:Base]. ((a)↓ ∈ ℙ)


Proof




Definitions occuring in Statement :  has-value: (a)↓ uall: [x:A]. B[x] prop: member: t ∈ T base: Base
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T
Lemmas referenced :  base_wf has-value_wf_base
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation introduction cut lemma_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis sqequalRule axiomEquality equalityTransitivity equalitySymmetry

Latex:
\mforall{}[a:Base].  ((a)\mdownarrow{}  \mmember{}  \mBbbP{})



Date html generated: 2016_05_15-PM-10_03_44
Last ObjectModification: 2016_01_05-PM-06_25_17

Theory : bar!type


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