Nuprl Lemma : lg-contains_antisymmetry

[T:Type]. ∀[g1,g2:LabeledGraph(T)].  (g1 g2 ∈ LabeledGraph(T)) supposing (g2 ⊆ g1 and g1 ⊆ g2)


Proof




Definitions occuring in Statement :  lg-contains: g1 ⊆ g2 labeled-graph: LabeledGraph(T) uimplies: supposing a uall: [x:A]. B[x] universe: Type equal: t ∈ T
Definitions unfolded in proof :  lg-contains: g1 ⊆ g2 uall: [x:A]. B[x] member: t ∈ T uimplies: supposing a exists: x:A. B[x] subtype_rel: A ⊆B nat: prop: so_lambda: λ2x.t[x] so_apply: x[s] and: P ∧ Q cand: c∧ B all: x:A. B[x] decidable: Dec(P) or: P ∨ Q guard: {T} ge: i ≥  satisfiable_int_formula: satisfiable_int_formula(fmla) false: False implies:  Q not: ¬A top: Top iff: ⇐⇒ Q uiff: uiff(P;Q) squash: T true: True rev_implies:  Q

Latex:
\mforall{}[T:Type].  \mforall{}[g1,g2:LabeledGraph(T)].    (g1  =  g2)  supposing  (g2  \msubseteq{}  g1  and  g1  \msubseteq{}  g2)



Date html generated: 2016_05_17-AM-10_08_57
Last ObjectModification: 2016_01_18-AM-00_22_55

Theory : process-model


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