Step of Proof: add_cancel_in_eq
12,41
postcript
pdf
Inference at
*
1
I
of proof for Lemma
add
cancel
in
eq
:
1.
a
:
2.
b
:
3.
n
:
4.
a
+
n
=
b
+
n
a
=
b
latex
by ((Assert ((
a
+
n
) -
n
) = ((
b
+
n
) -
n
))
CollapseTHENM ((Auto_aux (first_nat 1:n) ((first_nat 2:n
C
),(first_nat 3:n)) (first_tok :t) inil_term)))
latex
C
1
: .....assertion..... NILNIL
C1:
((
a
+
n
) -
n
) = ((
b
+
n
) -
n
)
C
.
Definitions
t
T
origin