Nuprl Definition : itop
13,42
postcript
pdf
(
op
,
id
)
lb
i
<
ub
.
E
(
i
)
== if
lb
<z
ub
then
(
op
,
id
)
lb
i
<
ub
- 1.
E
(
i
)
op
E
(
ub
- 1) else
id
fi
(recursive)
latex
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groups
1
Wellformedness Lemmas
itop
wf
Definitions
Y
,
if
b
then
t
else
f
fi
,
i
<z
j
,
x
f
y
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