Nuprl Lemma : decidable__bool
Dec(𝔹)
Proof
Definitions occuring in Statement : 
bool: 𝔹
, 
decidable: Dec(P)
Definitions unfolded in proof : 
decidable: Dec(P)
, 
or: P ∨ Q
, 
member: t ∈ T
, 
prop: ℙ
, 
uall: ∀[x:A]. B[x]
Lemmas referenced : 
btrue_wf, 
not_wf, 
bool_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
inlFormation, 
introduction, 
cut, 
lemma_by_obid, 
hypothesis, 
sqequalHypSubstitution, 
isectElimination, 
thin
Latex:
Dec(\mBbbB{})
Date html generated:
2016_05_14-PM-09_38_30
Last ObjectModification:
2015_12_26-PM-09_49_20
Theory : continuity
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