Nuprl Lemma : is-list-approx_wf

T:Type. ∀j:ℕ.  (is-list-approx(j) ∈ colist(T) ⟶ partial(𝔹))


Proof




Definitions occuring in Statement :  is-list-approx: is-list-approx(j) colist: colist(T) partial: partial(T) nat: bool: 𝔹 all: x:A. B[x] member: t ∈ T function: x:A ⟶ B[x] universe: Type
Definitions unfolded in proof :  is-list-approx: is-list-approx(j) all: x:A. B[x] uall: [x:A]. B[x] member: t ∈ T nat: implies:  Q false: False ge: i ≥  uimplies: supposing a satisfiable_int_formula: satisfiable_int_formula(fmla) exists: x:A. B[x] not: ¬A top: Top and: P ∧ Q prop: so_lambda: λ2x.t[x] so_apply: x[s] bool: 𝔹 decidable: Dec(P) or: P ∨ Q nat_plus: +
Lemmas referenced :  nat_wf is-list-fun_wf fun_exp_unroll_1 int_term_value_subtract_lemma int_formula_prop_not_lemma itermSubtract_wf intformnot_wf subtract_wf decidable__le unit_wf2 union-value-type bool_wf colist_wf bottom_wf_function fun_exp0_lemma less_than_wf ge_wf int_formula_prop_wf int_formula_prop_less_lemma int_term_value_var_lemma int_term_value_constant_lemma int_formula_prop_le_lemma int_formula_prop_and_lemma intformless_wf itermVar_wf itermConstant_wf intformle_wf intformand_wf satisfiable-full-omega-tt nat_properties
Rules used in proof :  sqequalSubstitution sqequalRule sqequalReflexivity sqequalTransitivity computationStep lambdaFormation cut lemma_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis setElimination rename introduction intWeakElimination natural_numberEquality independent_isectElimination dependent_pairFormation lambdaEquality int_eqEquality intEquality dependent_functionElimination isect_memberEquality voidElimination voidEquality independent_pairFormation computeAll independent_functionElimination axiomEquality equalityTransitivity equalitySymmetry cumulativity because_Cache unionElimination dependent_set_memberEquality applyEquality universeEquality

Latex:
\mforall{}T:Type.  \mforall{}j:\mBbbN{}.    (is-list-approx(j)  \mmember{}  colist(T)  {}\mrightarrow{}  partial(\mBbbB{}))



Date html generated: 2016_05_15-PM-10_09_51
Last ObjectModification: 2016_01_11-PM-06_09_24

Theory : eval!all


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