Nuprl Lemma : fs-predicate_wf
∀[K:RngSig]. ∀[S:Type]. ∀[P:(|K| × S) ⟶ ℙ]. ∀[f:formal-sum(K;S)].  (fs-predicate(K;S;p.P[p];f) ∈ ℙ)
Proof
Definitions occuring in Statement : 
fs-predicate: fs-predicate(K;S;p.P[p];f)
, 
formal-sum: formal-sum(K;S)
, 
uall: ∀[x:A]. B[x]
, 
prop: ℙ
, 
so_apply: x[s]
, 
member: t ∈ T
, 
function: x:A ⟶ B[x]
, 
product: x:A × B[x]
, 
universe: Type
, 
rng_car: |r|
, 
rng_sig: RngSig
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
fs-predicate: fs-predicate(K;S;p.P[p];f)
, 
so_lambda: λ2x.t[x]
, 
prop: ℙ
, 
and: P ∧ Q
, 
subtype_rel: A ⊆r B
, 
formal-sum: formal-sum(K;S)
, 
so_lambda: λ2x y.t[x; y]
, 
so_apply: x[s1;s2]
, 
uimplies: b supposing a
, 
all: ∀x:A. B[x]
, 
so_apply: x[s]
Lemmas referenced : 
squash_wf, 
exists_wf, 
basic-formal-sum_wf, 
equal_wf, 
formal-sum_wf, 
subtype_quotient, 
bfs-equiv_wf, 
bfs-equiv-rel, 
bfs-predicate_wf, 
rng_car_wf, 
istype-universe, 
rng_sig_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation_alt, 
introduction, 
cut, 
sqequalRule, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
hypothesisEquality, 
hypothesis, 
lambdaEquality_alt, 
productEquality, 
because_Cache, 
applyEquality, 
inhabitedIsType, 
independent_isectElimination, 
dependent_functionElimination, 
universeIsType, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
isect_memberEquality_alt, 
isectIsTypeImplies, 
functionIsType, 
productIsType, 
universeEquality, 
instantiate
Latex:
\mforall{}[K:RngSig].  \mforall{}[S:Type].  \mforall{}[P:(|K|  \mtimes{}  S)  {}\mrightarrow{}  \mBbbP{}].  \mforall{}[f:formal-sum(K;S)].    (fs-predicate(K;S;p.P[p];f)  \mmember{}  \mBbbP{})
Date html generated:
2019_10_31-AM-06_29_00
Last ObjectModification:
2019_08_19-AM-10_52_24
Theory : linear!algebra
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