(4steps total)
PrintForm
Definitions
Lemmas
mb
list
2
Sections
MarkB
generic
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
decidable
l
exists
A
:Type,
F
:(
A
Prop),
L
:
A
List. (
k
:
A
. Dec(
F
(
k
)))
Dec((
k
L
.
F
(
k
)))
By:
Auto THEN ListInd -2
Generated subgoals:
1
1.
A
: Type
2.
F
:
A
Prop
3.
A
List
4.
k
:
A
. Dec(
F
(
k
))
Dec((
k
nil.
F
(
k
)))
1
step
2
1.
A
: Type
2.
F
:
A
Prop
3.
A
List
4.
k
:
A
. Dec(
F
(
k
))
5.
u
:
A
6.
v
:
A
List
7. Dec((
k
v
.
F
(
k
)))
Dec((
k
[
u
/
v
].
F
(
k
)))
2
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(4steps total)
PrintForm
Definitions
Lemmas
mb
list
2
Sections
MarkB
generic
Doc