Nuprl Lemma : rcolumn_wf
∀[n:ℕ]. ∀[b:ℝ^n].  (col(b) ∈ ℝ(n × 1))
Proof
Definitions occuring in Statement : 
rcolumn: col(b)
, 
rmatrix: ℝ(a × b)
, 
real-vec: ℝ^n
, 
nat: ℕ
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
natural_number: $n
Definitions unfolded in proof : 
rmatrix: ℝ(a × b)
, 
real-vec: ℝ^n
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
rcolumn: col(b)
, 
int_seg: {i..j-}
, 
lelt: i ≤ j < k
, 
and: P ∧ Q
, 
le: A ≤ B
, 
nat: ℕ
Lemmas referenced : 
int_seg_wf, 
real_wf, 
istype-nat
Rules used in proof : 
sqequalSubstitution, 
sqequalRule, 
sqequalReflexivity, 
sqequalTransitivity, 
computationStep, 
isect_memberFormation_alt, 
introduction, 
cut, 
lambdaEquality_alt, 
applyEquality, 
hypothesisEquality, 
universeIsType, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
setElimination, 
rename, 
productElimination, 
hypothesis, 
natural_numberEquality, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
functionIsType, 
isect_memberEquality_alt, 
isectIsTypeImplies, 
inhabitedIsType
Latex:
\mforall{}[n:\mBbbN{}].  \mforall{}[b:\mBbbR{}\^{}n].    (col(b)  \mmember{}  \mBbbR{}(n  \mtimes{}  1))
Date html generated:
2019_10_30-AM-08_11_55
Last ObjectModification:
2019_09_19-PM-00_12_49
Theory : reals
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