(11steps total)
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Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
compose
iter
wf
1
2
1.
A
: Type
2.
f
:
A
A
3.
i
:
4. 0<
i
5.
f
{
i
-1}
A
A
f
{
i
}
A
A
By:
Compute (
f
{
i
} *
x
.if
i
=
0
x
else
f
(
f
{
i
-1}(
x
)) fi)
A
A
THEN
FunExtensionality
Generated subgoal:
1
6.
x
:
A
if
i
=
0
x
else
f
(
f
{
i
-1}(
x
)) fi
A
7
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(11steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
A
i-1} 
AA
f{i} AAA
i-1} AA
f{i} AAi} *
x.if i=
0
x else f(f{i-1}(x)) fi) AA
if i=0 x else f(f{i-1}(x)) fi A
