(5steps total)
PrintForm
Definitions
Lemmas
num
thy
1
Sections
StandardLIB
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
gcd
sym
1
1.
a
:
2.
b
:
gcd(
a
;
b
) ~ gcd(
b
;
a
)
By:
(Inst
Thm*
a
,
b
:
.
y
:
. GCD(
a
;
b
;
y
) & gcd(
a
;
b
) =
y
[
a
;
b
])
THEN
(Inst
Thm*
a
,
b
:
.
y
:
. GCD(
a
;
b
;
y
) & gcd(
a
;
b
) =
y
[
b
;
a
])
Generated subgoal:
1
3.
y
:
. GCD(
a
;
b
;
y
) & gcd(
a
;
b
) =
y
4.
y
:
. GCD(
b
;
a
;
y
) & gcd(
b
;
a
) =
y
gcd(
a
;
b
) ~ gcd(
b
;
a
)
3
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(5steps total)
PrintForm
Definitions
Lemmas
num
thy
1
Sections
StandardLIB
Doc