Step of Proof: integer sqrt
11,40
postcript
pdf
Inference at
*
1
0
1
2
I
of proof for Lemma
integer sqrt
:
.....basecase..... NILNIL
(0
0 )
(
r
:
. (((
r
*
r
)
0) & (0 < ((
r
+1) * (
r
+1)))))
latex
by D 0
latex
1
:
1:
1. 0
0
1:
r
:
. (((
r
*
r
)
0) & (0 < ((
r
+1) * (
r
+1))))
2
: .....wf..... NILNIL
2:
(0
0 )
.
Definitions
x
:
A
B
(
x
)
,
a
<
b
,
A
B
,
,
x
:
A
B
(
x
)
,
i
j
,
P
Q
,
x
:
A
.
B
(
x
)
,
P
&
Q
,
t
T
,
Lemmas
le
wf
,
nat
wf
,
ge
wf
origin