Nuprl Lemma : sq_stable_wf

[A:ℙ]. (SqStable(A) ∈ ℙ)


Proof




Definitions occuring in Statement :  sq_stable: SqStable(P) uall: [x:A]. B[x] prop: member: t ∈ T
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T sq_stable: SqStable(P) implies:  Q prop:
Lemmas referenced :  squash_wf
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity Error :isect_memberFormation_alt,  introduction cut sqequalRule functionEquality extract_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis axiomEquality equalityTransitivity equalitySymmetry Error :universeIsType,  universeEquality

Latex:
\mforall{}[A:\mBbbP{}].  (SqStable(A)  \mmember{}  \mBbbP{})



Date html generated: 2019_06_20-AM-11_15_15
Last ObjectModification: 2018_09_26-AM-10_43_16

Theory : core_2


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