P.
<
x
>
=
GF
(
11
)
[
]
K.
<
i
>
=
GF
(
11
^
2
,
modulus
=
x^
2
+
1
)
E_
=
EllipticCurve
(
K
,
[
3
,
0
]
)
Q
=
E_
(
[
10
,
9
*i
]
)
Q_
=
E_
(
[
6
,
6
]
)
Q + Q_