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f
V
=0
→
c
= 0
(23.117)
V
f
(
V
)=
(
n
+1)
(
n
+1)
/
2
n
n/
2
cos
2
n−
1
V
∗
sin V
∗
V
(
n
+1)
2
cos
2
V
∗
sin
2
V
∗
+
a
2
[
cos
2
V
∗
(n + 1)
n]
2
dV
∗
×
−
(23.118)
Box 23.27 (Equidistant mapping of the church tower of the onion shape
M
:=
Z
onto the
circular cylinder
C
2
g
(
V
)
).
Λ
2
(
V
)=1
∀V ↔ f
=
g
2
(
V
)+
h
2
(
V
)
(23.119)
f
(
V
)=
g
2
(
V
)+
h
2
(
V
)
dV
+
c
(23.120)
f
V
=0
→
c
= 0
(23.121)
f
(
V
)=
V
V
(n + 1)
2
cos
2
V
∗
sin
2
V
∗
+
a
2
[
cos
2
V
∗
(n + 1)
n]
2
dV
∗
(23.122)
cos
n−
1
V
∗
×
−
Box
23.28
is a collection of the final mapping equations of a
church tower of onion shape
Z
2
onto a
developed circular cylinder
C
g
(
V
)
of type
conformal, equiareal
and
equidistant.
Figures
23.27
,
23.28
,and
23.29
are a visualization of various map projections where as a theme
a
cardoid
onto a
church tower of onion shape
has been mapped as an object. This contribution
is based on
Grafarend and Syffus
(
1998b
).
2
Box 23.28 (Mapping the church tower of onion shape
Z
2
onto developed circular cylinder
C
2
g
(
V
)
: (i) conformal, (ii) equiareal, (iii) equidistant, left principal stretches
Λ
1
,Λ
2
).
(i) Conformal:
a
√
n
+
1
(
n
n
+1
)
n/
2
U
x
=
√
n
n
(n + 1)
n+1
y=
(n + 1)
2
cos
2
V
∗
sin
2
V
∗
+a
2
[
cos
2
V
∗
(n + 1)
−
n]
2
cos V
∗
sin V
∗
V
dV
∗
V
Λ
1
=
Λ
2
=
[n
/
(n + 1)]
n/
2
1
cos
n
V
sin V
(n + 1)
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