Nuprl Lemma : C_TYPE_eq_fun_wf

[a:C_TYPE()]. (C_TYPE_eq_fun(a) ∈ C_TYPE() ⟶ 𝔹)


Proof




Definitions occuring in Statement :  C_TYPE_eq_fun: C_TYPE_eq_fun(a) C_TYPE: C_TYPE() bool: 𝔹 uall: [x:A]. B[x] member: t ∈ T function: x:A ⟶ B[x]
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T C_TYPE_eq_fun: C_TYPE_eq_fun(a) so_lambda: λ2y.t[x; y] all: x:A. B[x] implies:  Q bool: 𝔹 unit: Unit it: btrue: tt uiff: uiff(P;Q) and: P ∧ Q uimplies: supposing a band: p ∧b q ifthenelse: if then else fi  bfalse: ff exists: x:A. B[x] prop: or: P ∨ Q sq_type: SQType(T) guard: {T} bnot: ¬bb assert: b false: False so_lambda: λ2x.t[x] so_apply: x[s] so_apply: x[s1;s2] so_lambda: so_lambda(x,y,z.t[x; y; z]) nat: subtype_rel: A ⊆B so_apply: x[s1;s2;s3] l_all: (∀x∈L.P[x]) int_seg: {i..j-} sq_stable: SqStable(P) squash: T lelt: i ≤ j < k decidable: Dec(P) satisfiable_int_formula: satisfiable_int_formula(fmla) not: ¬A top: Top
Lemmas referenced :  pi2_wf subtype_rel-equal top_wf int_formula_prop_eq_lemma intformeq_wf eq_atom_wf subtype_rel_product pi1_wf_top int_formula_prop_less_lemma intformless_wf decidable__lt int_formula_prop_wf int_term_value_var_lemma int_term_value_constant_lemma int_formula_prop_le_lemma int_formula_prop_not_lemma int_formula_prop_and_lemma itermVar_wf itermConstant_wf intformle_wf intformnot_wf intformand_wf satisfiable-full-omega-tt decidable__le int_seg_properties decidable__equal_int_seg sq_stable__l_member select_wf band_wf bl-all_wf upto_wf int_seg_wf C_Pointer-to_wf C_Pointer?_wf C_Array-elems_wf nat_wf C_Array-length_wf C_Array?_wf list_wf l_member_wf l_all_wf2 bfalse_wf neg_assert_of_eq_int assert-bnot bool_subtype_base subtype_base_sq bool_cases_sqequal equal_wf eqff_to_assert assert_of_eq_int C_Struct-fields_wf length_wf eq_int_wf eqtt_to_assert C_Struct?_wf C_Int?_wf C_Void?_wf bool_wf C_TYPE_wf C_TYPE_ind_wf_simple
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation introduction cut lemma_by_obid sqequalHypSubstitution isectElimination thin functionEquality hypothesis hypothesisEquality lambdaEquality sqequalRule lambdaFormation unionElimination equalityElimination equalityTransitivity equalitySymmetry productElimination independent_isectElimination productEquality atomEquality because_Cache dependent_pairFormation promote_hyp dependent_functionElimination instantiate cumulativity independent_functionElimination voidElimination equalityEquality spreadEquality setElimination rename setEquality applyEquality axiomEquality natural_numberEquality imageMemberEquality baseClosed imageElimination int_eqEquality intEquality isect_memberEquality voidEquality independent_pairFormation computeAll

Latex:
\mforall{}[a:C\_TYPE()].  (C\_TYPE\_eq\_fun(a)  \mmember{}  C\_TYPE()  {}\mrightarrow{}  \mBbbB{})



Date html generated: 2016_05_16-AM-08_45_47
Last ObjectModification: 2016_01_17-AM-09_43_48

Theory : C-semantics


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