Nuprl Lemma : lg-size-map

[T,S:Type]. ∀[f:T ⟶ S]. ∀[g:LabeledGraph(T)].  (lg-size(lg-map(f;g)) lg-size(g) ∈ ℤ)


Proof




Definitions occuring in Statement :  lg-map: lg-map(f;g) lg-size: lg-size(g) labeled-graph: LabeledGraph(T) uall: [x:A]. B[x] function: x:A ⟶ B[x] int: universe: Type equal: t ∈ T
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T lg-size: lg-size(g) lg-map: lg-map(f;g) labeled-graph: LabeledGraph(T) subtype_rel: A ⊆B all: x:A. B[x] so_lambda: λ2x.t[x] so_apply: x[s] top: Top guard: {T} nat:

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



Date html generated: 2016_05_17-AM-10_12_18
Last ObjectModification: 2015_12_29-PM-05_31_23

Theory : process-model


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