Step of Proof: absval_elim
12,41
postcript
pdf
Inference at
*
1
I
of proof for Lemma
absval
elim
:
1.
P
:
2.
x
:
.
P
(|
x
|)
3.
x
:
P
(
x
)
latex
by ((DTerm
x
2)
CollapseTHENA ((Auto_aux (first_nat 1:n) ((first_nat 1:n),(first_nat 3:n
C
)) (first_tok :t) inil_term)))
latex
C
1
:
C1:
2.
x
:
C1:
3.
P
(|
x
|)
C1:
P
(
x
)
C
.
Definitions
t
T
,
,
x
:
A
.
B
(
x
)
origin