Nuprl Lemma : lg-map_wf

[T,S:Type]. ∀[f:T ─→ S]. ∀[g:LabeledGraph(T)].  (lg-map(f;g) ∈ LabeledGraph(S))


Proof




Definitions occuring in Statement :  lg-map: lg-map(f;g) labeled-graph: LabeledGraph(T) uall: [x:A]. B[x] member: t ∈ T function: x:A ─→ B[x] universe: Type
Lemmas :  length_wf_nat top_wf dep-isect-subtype list_wf int_seg_wf length_wf map_wf nat_wf subtype_rel_list subtype_rel-int_seg false_wf non_neg_length map_length labeled-graph_wf

Latex:
\mforall{}[T,S:Type].  \mforall{}[f:T  {}\mrightarrow{}  S].  \mforall{}[g:LabeledGraph(T)].    (lg-map(f;g)  \mmember{}  LabeledGraph(S))



Date html generated: 2015_07_23-AM-11_03_24
Last ObjectModification: 2015_01_28-PM-11_34_06

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