Nuprl Lemma : MTree_Leaf_wf

[T:Type]. ∀[val:T].  (MTree_Leaf(val) ∈ MultiTree(T))


Proof




Definitions occuring in Statement :  MTree_Leaf: MTree_Leaf(val) MultiTree: MultiTree(T) uall: [x:A]. B[x] member: t ∈ T universe: Type
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T MultiTree: MultiTree(T) MTree_Leaf: MTree_Leaf(val) eq_atom: =a y ifthenelse: if then else fi  bfalse: ff btrue: tt prop: subtype_rel: A ⊆B ext-eq: A ≡ B and: P ∧ Q MultiTreeco_size: MultiTreeco_size(p) has-value: (a)↓ nat: le: A ≤ B less_than': less_than'(a;b) false: False not: ¬A implies:  Q all: x:A. B[x] so_lambda: λ2x.t[x] so_apply: x[s] uimplies: supposing a
Lemmas referenced :  MultiTreeco-ext ifthenelse_wf eq_atom_wf list_wf less_than_wf length_wf l_member_wf MultiTreeco_wf false_wf le_wf nat_wf has-value_wf_base set_subtype_base int_subtype_base is-exception_wf has-value_wf-partial set-value-type int-value-type MultiTreeco_size_wf
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation cut dependent_set_memberEquality lemma_by_obid hypothesis sqequalHypSubstitution isectElimination thin because_Cache sqequalRule dependent_pairEquality tokenEquality hypothesisEquality instantiate universeEquality productEquality setEquality atomEquality natural_numberEquality functionEquality setElimination rename voidEquality applyEquality productElimination independent_pairFormation lambdaFormation divergentSqle sqleReflexivity intEquality lambdaEquality independent_isectElimination equalityEquality equalityTransitivity equalitySymmetry dependent_functionElimination independent_functionElimination cumulativity

Latex:
\mforall{}[T:Type].  \mforall{}[val:T].    (MTree\_Leaf(val)  \mmember{}  MultiTree(T))



Date html generated: 2016_05_16-AM-08_52_56
Last ObjectModification: 2015_12_28-PM-06_54_13

Theory : C-semantics


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