Nuprl Lemma : exception-not-bottom
is-exception(⊥) 
⇒ False
Proof
Definitions occuring in Statement : 
is-exception: is-exception(t)
, 
implies: P 
⇒ Q
, 
false: False
Definitions unfolded in proof : 
implies: P 
⇒ Q
, 
false: False
, 
is-exception: is-exception(t)
, 
member: t ∈ T
, 
prop: ℙ
, 
uall: ∀[x:A]. B[x]
Lemmas referenced : 
exception-not-bottom_1, 
is-exception_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
lambdaFormation, 
cut, 
sqequalHypSubstitution, 
hypothesis, 
lemma_by_obid, 
isectElimination, 
thin, 
baseClosed, 
voidElimination, 
independent_functionElimination
Latex:
is-exception(\mbot{})  {}\mRightarrow{}  False
Date html generated:
2016_05_13-PM-03_23_26
Last ObjectModification:
2016_01_14-PM-06_45_44
Theory : call!by!value_1
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