Nuprl Lemma : rmul-rpolynomial

[n:ℕ]. ∀[a:ℕ1 ⟶ ℝ]. ∀[x,b:ℝ].  ((b i≤n. a_i x^i)) i≤n. λi.(b (a i))_i x^i))


Proof




Definitions occuring in Statement :  rpolynomial: i≤n. a_i x^i) req: y rmul: b real: int_seg: {i..j-} nat: uall: [x:A]. B[x] apply: a lambda: λx.A[x] function: x:A ⟶ B[x] add: m natural_number: $n
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T rpolynomial: i≤n. a_i x^i) nat: implies:  Q so_lambda: λ2x.t[x] subtype_rel: A ⊆B uimplies: supposing a le: A ≤ B and: P ∧ Q less_than': less_than'(a;b) false: False not: ¬A so_apply: x[s] int_seg: {i..j-} ge: i ≥  lelt: i ≤ j < k all: x:A. B[x] decidable: Dec(P) or: P ∨ Q satisfiable_int_formula: satisfiable_int_formula(fmla) exists: x:A. B[x] top: Top prop: uiff: uiff(P;Q) rev_uimplies: rev_uimplies(P;Q)
Lemmas referenced :  req_witness rmul_wf rpolynomial_wf int_seg_wf real_wf istype-nat rsum_wf rnexp_wf int_seg_subtype_nat istype-false nat_properties decidable__le full-omega-unsat intformand_wf intformnot_wf intformle_wf itermConstant_wf itermVar_wf istype-int int_formula_prop_and_lemma istype-void int_formula_prop_not_lemma int_formula_prop_le_lemma int_term_value_constant_lemma int_term_value_var_lemma int_formula_prop_wf decidable__lt intformless_wf itermAdd_wf int_formula_prop_less_lemma int_term_value_add_lemma istype-le istype-less_than req_weakening req_functionality rsum_functionality2 rmul_assoc req_inversion rsum_linearity2
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation_alt introduction cut sqequalRule extract_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis lambdaEquality_alt applyEquality universeIsType natural_numberEquality addEquality setElimination rename independent_functionElimination inhabitedIsType isect_memberEquality_alt because_Cache isectIsTypeImplies functionIsType independent_isectElimination independent_pairFormation lambdaFormation_alt dependent_set_memberEquality_alt dependent_functionElimination unionElimination approximateComputation dependent_pairFormation_alt int_eqEquality voidElimination productIsType productElimination

Latex:
\mforall{}[n:\mBbbN{}].  \mforall{}[a:\mBbbN{}n  +  1  {}\mrightarrow{}  \mBbbR{}].  \mforall{}[x,b:\mBbbR{}].    ((b  *  (\mSigma{}i\mleq{}n.  a\_i  *  x\^{}i))  =  (\mSigma{}i\mleq{}n.  \mlambda{}i.(b  *  (a  i))\_i  *  x\^{}i))



Date html generated: 2019_10_29-AM-10_13_05
Last ObjectModification: 2019_01_06-PM-01_25_54

Theory : reals


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