Nuprl Lemma : sym_wf
12,41
postcript
pdf
T
:Type,
E
:(
T
T
). Sym(
T
;
x
,
y
.
E
(
x
,
y
))
latex
ProofTree
Definitions
P
Q
,
x
(
s1
,
s2
)
,
Sym(
T
;
x
,
y
.
E
(
x
;
y
))
,
t
T
,
,
x
:
A
.
B
(
x
)
origin
T:Type, E:(T
T
). Sym(T;x,y.E(x,y)) 
T:Type, E:(TT). Sym(T;x,y.E(x,y))
Q Tx:A. B(x)