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CGAlgebra
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Arco
Centere
circle3D
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Jlaragonvera`CGAlgebra`
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Examples
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2
)
Basic Examples
(
2
)
Find the center of a sphere:
I
n
[
1
]
:
=
S
3
=
e
[
0
]
+
e
[
1
]
+
e
[
∞
]
2
-
1
2
2
r
3
e
[
∞
]
;
I
n
[
2
]
:
=
C
e
n
t
e
r
e
[
S
3
]
O
u
t
[
2
]
=
{
1
,
0
,
0
}
Find the center of a circle:
I
n
[
1
]
:
=
C
3
=
1
8
(
8
e
[
0
]
+
4
e
[
1
]
+
e
[
∞
]
)
;
I
n
[
2
]
:
=
C
e
n
t
e
r
e
[
C
3
]
O
u
t
[
2
]
=
1
2
,
0
,
0
S
e
e
A
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o
R
a
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▪
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