Nuprl Lemma : rv-shift_wf

[p:FinProbSpace]. ∀[n:ℕ+]. ∀[X:RandomVariable(p;n)]. ∀[x:Outcome].  (rv-shift(x;X) ∈ RandomVariable(p;n 1))


Proof




Definitions occuring in Statement :  rv-shift: rv-shift(x;X) random-variable: RandomVariable(p;n) p-outcome: Outcome finite-prob-space: FinProbSpace nat_plus: + uall: [x:A]. B[x] member: t ∈ T subtract: m natural_number: $n
Definitions unfolded in proof :  rv-shift: rv-shift(x;X) random-variable: RandomVariable(p;n) p-outcome: Outcome finite-prob-space: FinProbSpace uall: [x:A]. B[x] member: t ∈ T nat: nat_plus: + guard: {T} int_seg: {i..j-} lelt: i ≤ j < k and: P ∧ Q all: x:A. B[x] decidable: Dec(P) or: P ∨ Q uimplies: supposing a satisfiable_int_formula: satisfiable_int_formula(fmla) exists: x:A. B[x] false: False implies:  Q not: ¬A top: Top prop: subtype_rel: A ⊆B so_lambda: λ2x.t[x] less_than: a < b squash: T so_apply: x[s]
Lemmas referenced :  int-subtype-rationals qle_wf l_member_wf l_all_wf2 decidable__lt select_wf qsum_wf equal-wf-T-base list_wf set_wf nat_plus_wf le_wf int_formula_prop_wf int_formula_prop_less_lemma int_term_value_var_lemma int_term_value_subtract_lemma int_term_value_constant_lemma int_formula_prop_le_lemma int_formula_prop_not_lemma int_formula_prop_and_lemma intformless_wf itermVar_wf itermSubtract_wf itermConstant_wf intformle_wf intformnot_wf intformand_wf satisfiable-full-omega-tt decidable__le nat_plus_properties int_seg_properties subtract_wf rationals_wf length_wf int_seg_wf cons-seq_wf
Rules used in proof :  sqequalSubstitution sqequalRule sqequalReflexivity sqequalTransitivity computationStep isect_memberFormation introduction cut lambdaEquality applyEquality hypothesisEquality lemma_by_obid sqequalHypSubstitution isectElimination thin natural_numberEquality hypothesis setElimination rename dependent_set_memberEquality productElimination dependent_functionElimination unionElimination independent_isectElimination dependent_pairFormation int_eqEquality intEquality isect_memberEquality voidElimination voidEquality independent_pairFormation computeAll because_Cache functionEquality axiomEquality equalityTransitivity equalitySymmetry productEquality imageElimination baseClosed lambdaFormation setEquality

Latex:
\mforall{}[p:FinProbSpace].  \mforall{}[n:\mBbbN{}\msupplus{}].  \mforall{}[X:RandomVariable(p;n)].  \mforall{}[x:Outcome].
    (rv-shift(x;X)  \mmember{}  RandomVariable(p;n  -  1))



Date html generated: 2016_05_15-PM-11_46_17
Last ObjectModification: 2016_01_17-AM-10_07_13

Theory : randomness


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