van der Grinten Projection
A Map Projection given by the transformation
 |  |  | (1) |
 | |  | (2) |
where
 | |  | (3) |
 | |  | (4) |
 | |  | (5) |
 | |  | (6) |
 | |  | (7) |
The inverse Formulas are
 | |  | (8) |
 | |  | |
| (9) |
where
 | |  | (10) |
 | |  | (11) |
 | |  | (12) |
 | |  | (13) |
 | |  | (14) |
 | |  | (15) |
 | |  | (16) |
 | |  | (17) |
 | |  | (18) |
References
Snyder, J. P. Map Projections--A Working Manual. U. S. Geological Survey Professional Paper 1395. Washington, DC: U. S. Government Printing Office, pp. 239-242, 1987.
- Subgroup
- Sublime Number
- Submanifold
- Submatrix
- Subnormal
- Subordinate Norm
- Subscript
- Subsequence
- Subset
- Subspace
- Substitution Group
- Substitution Map
- Subtend
- Subtraction
- Succeeds
- Successes
- Sufficient
- Suitable Number
- Sum
- Summand
- Summatory Function
- Sum-Product Number
- Sum Rule
- Sup
- Characteristic (Partial Differential Equation)