Nuprl Lemma : frs-mesh-nonneg
∀[p:ℝ List]. (frs-non-dec(p) ⇒ (r0 ≤ frs-mesh(p)))
Proof
Definitions occuring in Statement :
frs-mesh: frs-mesh(p),
frs-non-dec: frs-non-dec(L),
rleq: x ≤ y,
int-to-real: r(n),
real: ℝ,
list: T List,
uall: ∀[x:A]. B[x],
implies: P ⇒ Q,
natural_number: $n
Definitions unfolded in proof :
frs-mesh: frs-mesh(p),
uall: ∀[x:A]. B[x],
member: t ∈ T,
implies: P ⇒ Q,
all: ∀x:A. B[x],
bool: 𝔹,
unit: Unit,
it: ⋅,
btrue: tt,
uiff: uiff(P;Q),
and: P ∧ Q,
uimplies: b supposing a,
ifthenelse: if b then t else f fi ,
bfalse: ff,
exists: ∃x:A. B[x],
prop: ℙ,
or: P ∨ Q,
sq_type: SQType(T),
guard: {T},
bnot: ¬bb,
assert: ↑b,
false: False,
not: ¬A,
rleq: x ≤ y,
rnonneg: rnonneg(x),
le: A ≤ B,
nat_plus: ℕ+,
decidable: Dec(P),
satisfiable_int_formula: satisfiable_int_formula(fmla),
top: Top,
so_lambda: λ2x.t[x],
int_seg: {i..j-},
lelt: i ≤ j < k,
less_than: a < b,
squash: ↓T,
so_apply: x[s],
subtype_rel: A ⊆r B,
less_than': less_than'(a;b),
rev_uimplies: rev_uimplies(P;Q),
rge: x ≥ y,
frs-non-dec: frs-non-dec(L),
itermConstant: "const",
req_int_terms: t1 ≡ t2
Lemmas referenced :
lt_int_wf,
length_wf,
real_wf,
bool_wf,
eqtt_to_assert,
assert_of_lt_int,
rleq_weakening_equal,
int-to-real_wf,
eqff_to_assert,
equal_wf,
bool_cases_sqequal,
subtype_base_sq,
bool_subtype_base,
assert-bnot,
less_than_wf,
frs-non-dec_wf,
less_than'_wf,
rsub_wf,
rmaximum_wf,
subtract_wf,
nat_plus_properties,
decidable__le,
satisfiable-full-omega-tt,
intformand_wf,
intformnot_wf,
intformle_wf,
itermConstant_wf,
itermSubtract_wf,
itermVar_wf,
intformless_wf,
int_formula_prop_and_lemma,
int_formula_prop_not_lemma,
int_formula_prop_le_lemma,
int_term_value_constant_lemma,
int_term_value_subtract_lemma,
int_term_value_var_lemma,
int_formula_prop_less_lemma,
int_formula_prop_wf,
select_wf,
int_seg_properties,
itermAdd_wf,
int_term_value_add_lemma,
decidable__lt,
add-is-int-iff,
subtract-is-int-iff,
false_wf,
int_seg_wf,
nat_plus_wf,
list_wf,
rmaximum_ub,
rleq_functionality_wrt_implies,
radd-preserves-rleq,
radd_wf,
lelt_wf,
rleq_functionality,
real_term_polynomial,
real_term_value_const_lemma,
real_term_value_sub_lemma,
real_term_value_add_lemma,
real_term_value_var_lemma,
req-iff-rsub-is-0
Rules used in proof :
sqequalSubstitution,
sqequalRule,
sqequalReflexivity,
sqequalTransitivity,
computationStep,
isect_memberFormation,
introduction,
cut,
lambdaFormation,
extract_by_obid,
sqequalHypSubstitution,
isectElimination,
thin,
hypothesis,
hypothesisEquality,
natural_numberEquality,
unionElimination,
equalityElimination,
equalityTransitivity,
equalitySymmetry,
productElimination,
independent_isectElimination,
because_Cache,
dependent_pairFormation,
promote_hyp,
dependent_functionElimination,
instantiate,
independent_functionElimination,
voidElimination,
lambdaEquality,
independent_pairEquality,
applyEquality,
cumulativity,
setElimination,
rename,
int_eqEquality,
intEquality,
isect_memberEquality,
voidEquality,
independent_pairFormation,
computeAll,
addEquality,
pointwiseFunctionality,
imageElimination,
baseApply,
closedConclusion,
baseClosed,
minusEquality,
axiomEquality,
dependent_set_memberEquality
Latex:
\mforall{}[p:\mBbbR{} List]. (frs-non-dec(p) {}\mRightarrow{} (r0 \mleq{} frs-mesh(p)))
Date html generated:
2017_10_03-AM-09_36_07
Last ObjectModification:
2017_07_28-AM-07_53_51
Theory : reals
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