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| author | Charles Karney <charles@karney.com> | 2020-10-18 17:36:24 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-10-18 23:36:24 +0200 |
| commit | 85137d93549f2bb3dfe4fcfd371a0f1925e26417 (patch) | |
| tree | 03aa0d90b2af16a27a2b17f326874841d8cd22f4 /src/4D_api.cpp | |
| parent | 2357d264d477c5eee363514fb094772980509726 (diff) | |
| download | PROJ-85137d93549f2bb3dfe4fcfd371a0f1925e26417.tar.gz PROJ-85137d93549f2bb3dfe4fcfd371a0f1925e26417.zip | |
Document the default poder_engsager algorithm for tmerc. (#2379)
* Document the default poder_engsager algorithm for tmerc.
* Give exact expression for phi' in terms of phi
* Aadd another datapoint on range of applicability + explanation for
complex numbers.
* Update tmerc figure with one reflecting poder/engsager algo.
Courtesy of @hobu.
Co-authored-by: Charles Karney <charles.karney@sri.com>
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