Earth Imaginary line , its application
69115
Imaginary line on the Earth is straight or not?
27933
Show that unit circle is not homeomorphic to the real line
148290
Visualizing a Complex Vector Field near Poles
62413
Reflection across the plane
35174
Plotting implicitly-defined space curves
104913
Geodesic for Electromagnetic forces
74497
Intuitive analysis of gradient, divergence, curl
145892
How accurate is approximating the Earth as a sphere?
132831
A circle with infinite radius is a line
71540
Real and Imaginary Parts of tan(z)
156570
Variations of earth's magnetic field strength
12420
Real world uses of hyperbolic trigonometric functions
109740
Bresenham's line algorithm
139839
How do you compute the earth's radius at a given geodetic latitude?
149174
Is there a simple yet accurate formula for where on Earth the Sun and Moon are directly overhead?
11926
Earth-Moon system
93306
Electric field line density : Theory vs Reality