Nuprl Lemma : nat_wf
ℕ ∈ Type
Proof
Definitions occuring in Statement : 
nat: ℕ
, 
member: t ∈ T
, 
universe: Type
Definitions unfolded in proof : 
nat: ℕ
, 
member: t ∈ T
, 
uall: ∀[x:A]. B[x]
, 
prop: ℙ
Lemmas referenced : 
le_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
setEquality, 
intEquality, 
cut, 
lemma_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
natural_numberEquality, 
hypothesisEquality, 
hypothesis
Latex:
\mBbbN{}  \mmember{}  Type
Date html generated:
2016_05_13-PM-03_32_03
Last ObjectModification:
2015_12_26-AM-09_45_40
Theory : arithmetic
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