Nuprl Lemma : is-partition-choice_wf
∀[p:ℝ List]. ∀[x:ℕ||p|| - 1 ⟶ ℝ]. (is-partition-choice(p;x) ∈ ℙ)
Proof
Definitions occuring in Statement :
is-partition-choice: is-partition-choice(p;x),
real: ℝ,
length: ||as||,
list: T List,
int_seg: {i..j-},
uall: ∀[x:A]. B[x],
prop: ℙ,
member: t ∈ T,
function: x:A ⟶ B[x],
subtract: n - m,
natural_number: $n
Definitions unfolded in proof :
uall: ∀[x:A]. B[x],
member: t ∈ T,
is-partition-choice: is-partition-choice(p;x),
all: ∀x:A. B[x],
top: Top,
so_lambda: λ2x.t[x],
prop: ℙ,
and: P ∧ Q,
int_seg: {i..j-},
uimplies: b supposing a,
guard: {T},
lelt: i ≤ j < k,
decidable: Dec(P),
or: P ∨ Q,
satisfiable_int_formula: satisfiable_int_formula(fmla),
exists: ∃x:A. B[x],
false: False,
implies: P ⇒ Q,
not: ¬A,
less_than: a < b,
squash: ↓T,
uiff: uiff(P;Q),
so_apply: x[s]
Lemmas referenced :
list_wf,
int_term_value_add_lemma,
itermAdd_wf,
false_wf,
int_term_value_subtract_lemma,
int_formula_prop_less_lemma,
itermSubtract_wf,
intformless_wf,
subtract-is-int-iff,
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,
select_wf,
rleq_wf,
real_wf,
length_wf,
subtract_wf,
int_seg_wf,
all_wf,
member_rccint_lemma
Rules used in proof :
sqequalSubstitution,
sqequalTransitivity,
computationStep,
sqequalReflexivity,
isect_memberFormation,
introduction,
cut,
sqequalRule,
lemma_by_obid,
sqequalHypSubstitution,
dependent_functionElimination,
thin,
isect_memberEquality,
voidElimination,
voidEquality,
hypothesis,
isectElimination,
natural_numberEquality,
hypothesisEquality,
lambdaEquality,
productEquality,
because_Cache,
setElimination,
rename,
independent_isectElimination,
productElimination,
unionElimination,
dependent_pairFormation,
int_eqEquality,
intEquality,
independent_pairFormation,
computeAll,
pointwiseFunctionality,
equalityTransitivity,
equalitySymmetry,
promote_hyp,
imageElimination,
baseApply,
closedConclusion,
baseClosed,
applyEquality,
addEquality,
axiomEquality,
functionEquality
Latex:
\mforall{}[p:\mBbbR{} List]. \mforall{}[x:\mBbbN{}||p|| - 1 {}\mrightarrow{} \mBbbR{}]. (is-partition-choice(p;x) \mmember{} \mBbbP{})
Date html generated:
2016_05_18-AM-09_03_12
Last ObjectModification:
2016_01_17-AM-02_32_47
Theory : reals
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