Nuprl Lemma : in-real-cube_wf
∀[k:ℕ]. ∀[p:ℝ^k]. ∀[c:real-cube(k)].  (p ∈ c ∈ ℙ)
Proof
Definitions occuring in Statement : 
in-real-cube: p ∈ c
, 
real-cube: real-cube(k)
, 
real-vec: ℝ^n
, 
nat: ℕ
, 
uall: ∀[x:A]. B[x]
, 
prop: ℙ
, 
member: t ∈ T
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
in-real-cube: p ∈ c
, 
prop: ℙ
, 
all: ∀x:A. B[x]
, 
nat: ℕ
, 
and: P ∧ Q
, 
subtype_rel: A ⊆r B
, 
real-vec: ℝ^n
, 
int_seg: {i..j-}
, 
lelt: i ≤ j < k
, 
le: A ≤ B
, 
less_than: a < b
, 
squash: ↓T
Lemmas referenced : 
int_seg_wf, 
rleq_wf, 
cube-lower_wf, 
subtype_rel_self, 
real_wf, 
cube-upper_wf, 
real-cube_wf, 
real-vec_wf, 
istype-nat
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation_alt, 
introduction, 
cut, 
sqequalRule, 
functionEquality, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
natural_numberEquality, 
setElimination, 
rename, 
hypothesisEquality, 
hypothesis, 
productEquality, 
applyEquality, 
productElimination, 
imageElimination, 
because_Cache, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
universeIsType, 
isect_memberEquality_alt, 
isectIsTypeImplies, 
inhabitedIsType
Latex:
\mforall{}[k:\mBbbN{}].  \mforall{}[p:\mBbbR{}\^{}k].  \mforall{}[c:real-cube(k)].    (p  \mmember{}  c  \mmember{}  \mBbbP{})
Date html generated:
2019_10_30-AM-11_31_20
Last ObjectModification:
2019_09_27-PM-01_27_01
Theory : real!vectors
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