Preface |
|
xi | |
Acknowledgments |
|
xiii | |
Acronyms |
|
xv | |
|
1 A brief history of mapping |
|
|
1 | (16) |
|
|
2 | (1) |
|
1.2 Gerardits Mercator and Mercator s map of the world |
|
|
3 | (2) |
|
1.3 Construction of the Mercator projection |
|
|
5 | (2) |
|
1.4 Loxodromes or rhumb lines |
|
|
7 | (1) |
|
1.5 A political map of the world? |
|
|
8 | (1) |
|
1.6 Towards the precise figure of the Earth |
|
|
9 | (5) |
|
1.6.1 Rotation and flattening of the Earth |
|
|
10 | (3) |
|
1.6.2 The big project of the French Academy of Sciences |
|
|
13 | (1) |
|
|
14 | (3) |
|
2 Popular conformal map projections |
|
|
17 | (12) |
|
2.1 The Lambert projection |
|
|
19 | (3) |
|
2.2 About the isometric latitude |
|
|
22 | (1) |
|
2.3 The Mercator projection |
|
|
23 | (1) |
|
2.4 The stereographic projection |
|
|
24 | (4) |
|
|
28 | (1) |
|
3 The complex plane and conformal mappings |
|
|
29 | (14) |
|
|
29 | (2) |
|
3.2 The polar representation of complex numbers |
|
|
31 | (2) |
|
3.3 On the nature of the exponential function |
|
|
33 | (2) |
|
|
35 | (1) |
|
|
36 | (1) |
|
3.6 The logarithm function |
|
|
37 | (2) |
|
|
39 | (4) |
|
|
43 | (10) |
|
4.1 Limit and continuity of a complex function |
|
|
43 | (2) |
|
4.2 The complex derivative and analytic functions |
|
|
45 | (1) |
|
4.3 The Cauchy--Riemann conditions |
|
|
46 | (2) |
|
|
48 | (1) |
|
4.5 An analytic function as a power series |
|
|
49 | (2) |
|
4.6 Complex Taylor series |
|
|
51 | (1) |
|
|
52 | (1) |
|
|
53 | (14) |
|
5.1 Helmert mappings or transformations |
|
|
54 | (3) |
|
5.2 Mobius transformations |
|
|
57 | (5) |
|
5.3 Mobius transformations and the stereographic projection |
|
|
62 | (2) |
|
5.4 Numerical conformal mappings |
|
|
64 | (1) |
|
|
65 | (2) |
|
6 Transversal Mercator projections |
|
|
67 | (10) |
|
6.1 Map projections used in Finland |
|
|
67 | (5) |
|
6.1.1 The historical Gauss--Kruger and KKJ |
|
|
67 | (3) |
|
6.1.2 Modern map projections Gauss--Kruger and UTM |
|
|
70 | (2) |
|
6.2 Gauss--Kruger projection computations |
|
|
72 | (5) |
|
6.2.1 Analyticity and the Cauchy--Riemann conditions |
|
|
73 | (1) |
|
6.2.2 Progress of the computation |
|
|
74 | (3) |
|
|
77 | (14) |
|
|
77 | (2) |
|
7.2 Surface area of a triangle on a sphere |
|
|
79 | (1) |
|
7.3 Rectangular spherical triangle |
|
|
80 | (1) |
|
7.4 General spherical triangle |
|
|
80 | (2) |
|
7.5 Deriving the equations using vectors in space |
|
|
82 | (2) |
|
|
84 | (2) |
|
7.7 Solving the spherical triangle with the method of additaments |
|
|
86 | (1) |
|
7.8 Solving the spherical triangle using Legendre's method |
|
|
87 | (1) |
|
7.9 The half-angle cosine rule |
|
|
87 | (1) |
|
7.10 The geodetic forward problem on the sphere |
|
|
88 | (1) |
|
7.11 The geodetic inverse problem on the sphere |
|
|
89 | (1) |
|
|
89 | (2) |
|
8 The geometry of the ellipsoid of revolution |
|
|
91 | (18) |
|
8.1 The geodesic as a solution of a system of differential equations |
|
|
92 | (1) |
|
8.2 An interesting invariant |
|
|
93 | (1) |
|
8.3 The geodetic forward problem |
|
|
94 | (1) |
|
8.4 The geodetic inverse problem |
|
|
95 | (1) |
|
8.5 Representations of sphere and ellipsoid |
|
|
96 | (1) |
|
8.6 Different types of latitude and relations between them |
|
|
97 | (2) |
|
8.7 Different measures for the flattening |
|
|
99 | (1) |
|
8.8 Co-ordinates on the meridian ellipse |
|
|
99 | (1) |
|
8.9 Three-dimensional rectangular co-ordinates on the reference ellipsoid |
|
|
100 | (1) |
|
8.10 Computing geodetic co-ordinates from rectangular ones |
|
|
101 | (2) |
|
8.11 Length of the meridian arc |
|
|
103 | (1) |
|
8.12 The reference ellipsoid and the gravity field |
|
|
103 | (4) |
|
|
107 | (2) |
|
9 Three-dimensional co-ordinates and transformations |
|
|
109 | (18) |
|
9.1 About rotations and rotation matrices |
|
|
110 | (1) |
|
9.2 Chaining matrices in three dimensions |
|
|
111 | (1) |
|
|
112 | (2) |
|
|
114 | (4) |
|
9.4.1 Geocentric to topocentric and back |
|
|
115 | (3) |
|
9.5 Solving the parameters of a three-dimensional Helmert transformation |
|
|
118 | (4) |
|
9.6 Variants of the Helmert transformation |
|
|
122 | (1) |
|
9.7 The geodetic forward or inverse problem with rotation matrices |
|
|
123 | (3) |
|
9.7.1 The geodetic forward problem |
|
|
124 | (1) |
|
9.7.2 The geodetic inverse problem |
|
|
125 | (1) |
|
9.7.3 Comparison with the ellipsoidal surface solution |
|
|
125 | (1) |
|
|
126 | (1) |
|
10 Co-ordinate reference systems |
|
|
127 | (16) |
|
|
127 | (1) |
|
10.2 Parameters of the GRS80 system |
|
|
128 | (2) |
|
10.3 GRS80 and modern co-ordinate reference systems |
|
|
130 | (2) |
|
10.4 Co-ordinate reference systems and their realizations |
|
|
132 | (4) |
|
|
132 | (1) |
|
10.4.2 The practical viewpoint |
|
|
132 | (2) |
|
10.4.3 The ITRS/ETRS systems and their realizations |
|
|
134 | (2) |
|
10.5 Transformations between different ITRFs |
|
|
136 | (1) |
|
10.6 The Finnish ETRS89 realization, EUREF-FIN |
|
|
137 | (1) |
|
10.7 A triangle-wise affine transformation for the Finnish territory |
|
|
138 | (4) |
|
|
142 | (1) |
|
11 Co-ordinates of heaven and Earth |
|
|
143 | (18) |
|
11.1 Orientation of the Earth |
|
|
145 | (1) |
|
|
146 | (1) |
|
|
147 | (5) |
|
11.3.1 Geocentric terrestrial systems |
|
|
148 | (1) |
|
11.3.2 The conventional terrestrial system |
|
|
149 | (1) |
|
11.3.3 Instantaneous terrestrial system |
|
|
150 | (1) |
|
11.3.4 The geocentric quasi-inertial system |
|
|
150 | (2) |
|
|
152 | (2) |
|
11.5 Celestial trigonometry |
|
|
154 | (3) |
|
11.6 Rotation matrices and celestial co-ordinate systems |
|
|
157 | (1) |
|
|
158 | (3) |
|
12 The orbital motion of satellites |
|
|
161 | (20) |
|
|
161 | (7) |
|
12.2 The circular orbit approximation in manual computation |
|
|
168 | (1) |
|
12.3 Crossing a certain latitude in the inertial system |
|
|
169 | (2) |
|
12.4 Topocentric co-ordinates of the satellite |
|
|
171 | (2) |
|
12.5 Latitude crossing in the terrestrial system |
|
|
173 | (1) |
|
12.6 Determining the orbit from observations |
|
|
173 | (6) |
|
|
179 | (2) |
|
13 The surface theory of Gauss |
|
|
181 | (22) |
|
|
182 | (2) |
|
13.2 The first fundamental form (metric) |
|
|
184 | (2) |
|
13.3 The second fundamental form |
|
|
186 | (2) |
|
13.4 Principal curvatures of a surface |
|
|
188 | (4) |
|
13.5 A curve on a surface |
|
|
192 | (3) |
|
|
192 | (1) |
|
|
192 | (3) |
|
|
195 | (3) |
|
13.6.1 Describing the geodesic interiorly, in surface co-ordinates |
|
|
196 | (1) |
|
13.6.2 Describing the geodesic exteriorly, rising vectors in space |
|
|
196 | (2) |
|
13.7 More generally on surface theory |
|
|
198 | (1) |
|
|
199 | (4) |
|
14 Riemann surfaces and charts |
|
|
203 | (24) |
|
|
205 | (5) |
|
|
205 | (1) |
|
|
206 | (1) |
|
14.1.3 The geometric presentation of a tensor and its invariants |
|
|
207 | (1) |
|
14.1.4 Tensors in general co-ordinates |
|
|
208 | (1) |
|
|
209 | (1) |
|
|
210 | (3) |
|
14.3 The inverse metric tensor |
|
|
213 | (1) |
|
14.3.1 Raising or lowering tensor indices |
|
|
213 | (1) |
|
14.3.2 The eigenvalues and eigenvectors of a tensor |
|
|
214 | (1) |
|
14.3.3 Visualization of a tensor |
|
|
214 | (1) |
|
14.4 Parallellity of vectors and parallel transport |
|
|
214 | (1) |
|
14.5 The Christoffel symbols |
|
|
215 | (3) |
|
14.6 Alternative equations for the geodesic |
|
|
218 | (1) |
|
14.7 The curvature tensor |
|
|
219 | (3) |
|
|
222 | (5) |
|
15 Map projections in light of surface theory |
|
|
227 | (18) |
|
15.1 The Gauss total curvature and spherical excess |
|
|
227 | (5) |
|
15.2 Curvature in quasi-Cartesian co-ordinates |
|
|
232 | (2) |
|
15.3 Map projections and scale |
|
|
234 | (5) |
|
15.3.1 On the Earth's surface |
|
|
234 | (1) |
|
|
235 | (1) |
|
|
235 | (3) |
|
15.3.4 The Tissot indicatrix |
|
|
238 | (1) |
|
15.4 Curvature of the Earth's surface and scale |
|
|
239 | (2) |
|
|
241 | (4) |
A The stereographic projection maps circles into circles |
|
245 | (2) |
B Isometric latitude on the ellipsoid |
|
247 | (2) |
C Useful relations between the principal radii of curvature |
|
249 | (2) |
D Christoffel's symbols from the metric |
|
251 | (2) |
E The Riemann tensor from the Christoffel symbols |
|
253 | (2) |
F Conformal mappings in spaces of any dimension |
|
255 | (2) |
References |
|
257 | (8) |
Index |
|
265 | |