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Hyperbolic-cosine half-strip map
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Conformal map
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The map
z
↦
cosh
(
π
z
)
is a conformal bijection from
{
z
:
ℜ
z
>
0
,
0
<
ℑ
z
<
1
}
(119)
onto the upper half-plane. Its three boundary intervals map respectively to
(
1
,
∞
)
,
(
−
1
,
1
)
and
(
−
∞
,
−
1
)
.
Ancestors
(5)
Conformal map
Geometry and topology
Area of mathematics
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