New posts in spherical-trigonometry

Circle On Sphere

parametric spherical-trigonometry

Spherical Pythagorean Theorem

spherical-geometry noneuclidean-geometry spherical-trigonometry

How to solve this spherical trigonometry situation with missing information?

trigonometry spherical-trigonometry

Trigonometric rule on a spherical square

spherical-geometry spherical-trigonometry

Solid Angle Trigonometry?

trigonometry spherical-trigonometry

Probability a random spherical triangle has area $> \pi$

integration definite-integrals contest-math spherical-geometry spherical-trigonometry

Intersection of circle and geodesic segment on sphere

algorithms spherical-geometry spherical-trigonometry

Step forward, turn left, step forward, turn left ... where do you end up?

sequences-and-series geometry spherical-coordinates spherical-geometry spherical-trigonometry

Why are the trig functions versine, haversine, exsecant, etc, rarely used in modern mathematics?

trigonometry math-history spherical-trigonometry