| 释义 |
Eckert IV ProjectionThe equations are
where is the solution to
 | (3) |
This can be solved iteratively using Newton's Method with to obtain
 | (4) |
The inverse Formulas are
where
 | (7) |
References
Snyder, J. P. Map Projections--A Working Manual. U. S. Geological Survey Professional Paper 1395. Washington, DC: U. S. Government Printing Office, pp. 253-258, 1987.
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