Nuprl Lemma : l_member-set
0,22
postcript
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T
:Type,
L
:
T
List,
x
:
T
. (
x
L
)
(
x
L
)
latex
Definitions
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Lemmas
l
member
wf
,
l
member
set
origin
T:Type, L:T List, x:T. (x 
L) 
(x L) T:Type, L:T List, x:T. (x L) (x L) 
x. t(x) Qx:A. B(x) TxL. P(x) l)