Nuprl Lemma : mapc_wf
2,24
postcript
pdf
A
,
B
:Type,
f
:(
A
B
). mapc(
f
)
(
A
List)
(
B
List)
latex
Definitions
mapc(
f
)
,
t
T
,
x
:
A
.
B
(
x
)
origin
A, B:Type, f:(A
B). mapc(f) 
(A List)(B List) A, B:Type, f:(AB). mapc(f) (A List)(B List) Tx:A. B(x)