Nuprl Lemma : rel_star_monotone
11,40
postcript
pdf
T
:Type,
R1
,
R2
:(
T
T
).
R1
=>
R2
R1
^* =>
R2
^*
latex
Definitions
t
T
,
x
:
A
.
B
(
x
)
,
x
f
y
,
R
^*
,
R1
=>
R2
,
P
Q
,
,
x
:
A
.
B
(
x
)
Lemmas
nat
wf
,
rel
exp
wf
,
rel
exp
monotone
origin
T:Type, R1, R2:(T
T
). R1 => R2 
R1^* => R2^* T:Type, R1, R2:(TT). R1 => R2 R1^* => R2^* 
T
x:A. B(x) Qx:A. B(x)