Step of Proof: add_cancel_in_le
12,41
postcript
pdf
Inference at
*
1
1
I
of proof for Lemma
add
cancel
in
le
:
.....assertion..... NILNIL
1.
a
:
2.
b
:
3.
n
:
4. (
a
+
n
)
(
b
+
n
)
(
a
+
n
+(-
n
))
(
b
+
n
+(-
n
))
latex
by
InteriorProof
((BackThruLemma `add_functionality_wrt_le`)
CollapseTHEN ((Auto_aux (first_nat
CollapseTHEN ((Aut
1:n) ((first_nat 2:n),(first_nat 3:n)) (first_tok :t) inil_term)))
latex
C
.
Definitions
False
,
P
Q
,
A
,
t
T
,
A
B
,
x
:
A
.
B
(
x
)
Lemmas
add
functionality
wrt
le
origin