Nuprl Lemma : polynom-subtype-list

[n:ℕ+]. (polynom(n) ⊆(polynom(n 1) List))


Proof




Definitions occuring in Statement :  polynom: polynom(n) list: List nat_plus: + subtype_rel: A ⊆B uall: [x:A]. B[x] subtract: m natural_number: $n
Definitions unfolded in proof :  polyform: polyform(n) rev_implies:  Q iff: ⇐⇒ Q bfalse: ff ifthenelse: if then else fi  uiff: uiff(P;Q) btrue: tt it: unit: Unit bool: 𝔹 or: P ∨ Q decidable: Dec(P) nat: prop: and: P ∧ Q top: Top all: x:A. B[x] not: ¬A implies:  Q false: False exists: x:A. B[x] satisfiable_int_formula: satisfiable_int_formula(fmla) uimplies: supposing a nat_plus: + polynom: polynom(n) subtype_rel: A ⊆B member: t ∈ T uall: [x:A]. B[x]
Lemmas referenced :  polynom_subtype_polyform polyform_wf subtype_rel_list equal_wf assert_of_bnot eqff_to_assert iff_weakening_uiff iff_transitivity assert_of_eq_int eqtt_to_assert uiff_transitivity nat_plus_subtype_nat polyform-lead-nonzero_wf le_wf int_term_value_subtract_lemma int_formula_prop_le_lemma int_formula_prop_not_lemma itermSubtract_wf intformle_wf intformnot_wf decidable__le subtract_wf polynom_wf list_wf not_wf bnot_wf int_formula_prop_wf int_formula_prop_less_lemma int_term_value_constant_lemma int_term_value_var_lemma int_formula_prop_eq_lemma int_formula_prop_and_lemma intformless_wf itermConstant_wf itermVar_wf intformeq_wf intformand_wf satisfiable-full-omega-tt nat_plus_properties assert_wf equal-wf-T-base bool_wf eq_int_wf nat_plus_wf
Rules used in proof :  impliesFunctionality productElimination independent_functionElimination equalityElimination lambdaFormation applyEquality unionElimination dependent_set_memberEquality setEquality computeAll independent_pairFormation voidEquality voidElimination isect_memberEquality dependent_functionElimination int_eqEquality lambdaEquality dependent_pairFormation independent_isectElimination intEquality because_Cache baseClosed equalitySymmetry equalityTransitivity natural_numberEquality hypothesisEquality rename setElimination thin isectElimination sqequalHypSubstitution extract_by_obid hypothesis axiomEquality sqequalRule cut introduction isect_memberFormation sqequalReflexivity computationStep sqequalTransitivity sqequalSubstitution

Latex:
\mforall{}[n:\mBbbN{}\msupplus{}].  (polynom(n)  \msubseteq{}r  (polynom(n  -  1)  List))



Date html generated: 2017_04_20-AM-07_08_16
Last ObjectModification: 2017_04_19-AM-11_31_03

Theory : list_1


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