(37steps total)
PrintForm
Definitions
Lemmas
mb
nat
Sections
MarkB
generic
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
injection
le
k
,
m
:
. (
f
:(
k
m
). Inj(
k
;
m
;
f
))
k
m
By:
Analyze 0 THEN NatInd 1 THEN Assert (
k
-1
m
-1) THEN ExRepD
Generated subgoal:
1
1.
k
:
2. 0<
k
3.
m
:
. (
f
:(
(
k
-1)
m
). Inj(
(
k
-1);
m
;
f
))
k
-1
m
4.
m
:
5.
f
:
k
m
6. Inj(
k
;
m
;
f
)
k
-1
m
-1
36
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(37steps total)
PrintForm
Definitions
Lemmas
mb
nat
Sections
MarkB
generic
Doc
k,m:
. (
f:(k
m). Inj(k; m; f)) 
k
m k,m:. (f:(km). Inj(k; m; f)) kmm-1) THEN ExRepD
m:. (f:((k-1)m). Inj((k-1); m; f)) k-1m
km
k; m; f)
k-1m-1
