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refs/heads/upstream/expose-array-back
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simpBug.lean
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variable
(
u w x x
' y y'
z
:
Nat
)
(
p
:
Nat
→
Prop
)
example
(
h
₁
:
x
+
0
=
x
') (h₂ : y + 0 = y'
)
:
x
+
y
+
0
=
x
' + y'
:=
by
simp at
*
simp
[*]