Let a spherical triangle have sides , , and with , , and the corresponding opposite angles. Then
(1)
| |||
(2)
| |||
(3)
| |||
(4)
|
These formulas are also known as Delambre's analogies (Smart 1960, p. 22).
Let a spherical triangle have sides , , and with , , and the corresponding opposite angles. Then
(1)
| |||
(2)
| |||
(3)
| |||
(4)
|
These formulas are also known as Delambre's analogies (Smart 1960, p. 22).
Weisstein, Eric W. "Gauss's Formulas." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/GausssFormulas.html