Nuprl Lemma : rtermConstant?_wf
∀[v:rat_term()]. (rtermConstant?(v) ∈ 𝔹)
Proof
Definitions occuring in Statement :
rtermConstant?: rtermConstant?(v),
rat_term: rat_term(),
bool: 𝔹,
uall: ∀[x:A]. B[x],
member: t ∈ T
Definitions unfolded in proof :
uall: ∀[x:A]. B[x],
member: t ∈ T,
ext-eq: A ≡ B,
and: P ∧ Q,
subtype_rel: A ⊆r B,
all: ∀x:A. B[x],
implies: P ⇒ Q,
bool: 𝔹,
unit: Unit,
it: ⋅,
btrue: tt,
uiff: uiff(P;Q),
uimplies: b supposing a,
sq_type: SQType(T),
guard: {T},
eq_atom: x =a y,
ifthenelse: if b then t else f fi ,
rtermConstant: "const",
rtermConstant?: rtermConstant?(v),
pi1: fst(t),
bfalse: ff,
exists: ∃x:A. B[x],
or: P ∨ Q,
bnot: ¬bb,
assert: ↑b,
false: False,
rtermVar: rtermVar(var),
rtermAdd: left "+" right,
rtermSubtract: left "-" right,
rtermMultiply: left "*" right,
rtermDivide: num "/" denom,
rtermMinus: rtermMinus(num)
Lemmas referenced :
rat_term-ext,
eq_atom_wf,
eqtt_to_assert,
assert_of_eq_atom,
subtype_base_sq,
atom_subtype_base,
btrue_wf,
eqff_to_assert,
bool_cases_sqequal,
bool_wf,
bool_subtype_base,
assert-bnot,
neg_assert_of_eq_atom,
bfalse_wf,
rat_term_wf
Rules used in proof :
sqequalSubstitution,
sqequalTransitivity,
computationStep,
sqequalReflexivity,
isect_memberFormation_alt,
cut,
introduction,
extract_by_obid,
promote_hyp,
sqequalHypSubstitution,
productElimination,
thin,
hypothesis_subsumption,
hypothesis,
hypothesisEquality,
applyEquality,
sqequalRule,
isectElimination,
tokenEquality,
inhabitedIsType,
lambdaFormation_alt,
unionElimination,
equalityElimination,
equalityTransitivity,
equalitySymmetry,
independent_isectElimination,
instantiate,
cumulativity,
atomEquality,
dependent_functionElimination,
independent_functionElimination,
because_Cache,
dependent_pairFormation_alt,
equalityIstype,
voidElimination,
universeIsType
Latex:
\mforall{}[v:rat\_term()]. (rtermConstant?(v) \mmember{} \mBbbB{})
Date html generated:
2019_10_29-AM-09_27_11
Last ObjectModification:
2019_03_31-PM-05_24_25
Theory : reals
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