Nuprl Lemma : interface-compatible-symmetry
0,22
postcript
pdf
A
,
B
:Dsys. interface-compatible(
A
;
B
)
interface-compatible(
B
;
A
)
latex
Definitions
P
Q
,
MsgA
,
Dsys
,
interface-compatible(
A
;
B
)
,
IdLnk
,
x
:
A
.
B
(
x
)
,
t
T
,
Id
,
A
&
B
,
P
&
Q
Lemmas
Id
wf
,
IdLnk
wf
,
dsys
wf
,
interface-compatible
wf
origin
A, B:Dsys. interface-compatible(A;B) 
interface-compatible(B;A) A, B:Dsys. interface-compatible(A;B) interface-compatible(B;A) Qx:A. B(x)
T