Nuprl Lemma : vr_PEXT_wf
vr_PEXT 
'
Proof not projected
Definitions occuring in Statement :
vr_PEXT: vr_PEXT,
member: t T,
universe: Type
Definitions :
all: 
x:A. B[x],
universe: Type,
prop: 
,
iff: P 
Q,
equal: s = t,
function: x:A 
B[x],
implies: P Q,
member: t T,
vr_PEXT: vr_PEXT,
uall: [x:A]. B[x],
isect: 
x:A. B[x],
and: P 
Q,
product: x:A 
B[x],
rev_implies: P Q
Lemmas :
iff_wf
vr\_PEXT \mmember{} \mBbbU{}'
Date html generated:
2012_02_20-PM-03_33_51
Last ObjectModification:
2012_02_02-PM-01_55_27
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