Nuprl Lemma : int_lower_wf
∀[i:ℤ]. ({...i} ∈ Type)
Proof
Definitions occuring in Statement : 
int_lower: {...i}
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
int: ℤ
, 
universe: Type
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
int_lower: {...i}
, 
prop: ℙ
Lemmas referenced : 
le_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
Error :isect_memberFormation_alt, 
introduction, 
cut, 
sqequalRule, 
setEquality, 
intEquality, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
hypothesisEquality, 
hypothesis, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
Error :universeIsType
Latex:
\mforall{}[i:\mBbbZ{}].  (\{...i\}  \mmember{}  Type)
Date html generated:
2019_06_20-AM-11_23_32
Last ObjectModification:
2018_09_26-AM-10_58_18
Theory : arithmetic
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