Nuprl Lemma : sq_stable__fpf-sub

[A:Type]. ∀[B:A ─→ Type]. ∀[eq:EqDecider(A)]. ∀[f,g:a:A fp-> B[a]].  SqStable(f ⊆ g)


Proof




Definitions occuring in Statement :  fpf-sub: f ⊆ g fpf: a:A fp-> B[a] deq: EqDecider(T) sq_stable: SqStable(P) uall: [x:A]. B[x] so_apply: x[s] function: x:A ─→ B[x] universe: Type
Lemmas :  sq_stable__all assert_wf fpf-dom_wf subtype-fpf2 top_wf subtype_top fpf-ap_wf bool_wf eqtt_to_assert true_wf sq_stable__and equal_wf sq_stable__assert sq_stable__equal eqff_to_assert bool_cases_sqequal subtype_base_sq bool_subtype_base assert-bnot false_wf fpf-sub_witness squash_wf fpf-sub_wf fpf_wf deq_wf
\mforall{}[A:Type].  \mforall{}[B:A  {}\mrightarrow{}  Type].  \mforall{}[eq:EqDecider(A)].  \mforall{}[f,g:a:A  fp->  B[a]].    SqStable(f  \msubseteq{}  g)



Date html generated: 2015_07_17-AM-09_17_14
Last ObjectModification: 2015_01_28-AM-07_51_48

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