(2steps)
PrintForm
Definitions
int
2
Sections
StandardLIB
Doc
At:
ndiff
inv
a:
, b:
. ((a+b) -- b) = a
By:
UnivCD
THEN
Unfold `ndiff` 0
Generated subgoal:
1
1.
a:
2.
b:
imax(a+b-b;0) = a
About:
(2steps)
PrintForm
Definitions
int
2
Sections
StandardLIB
Doc