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path: root/docs/source/usage/differences.rst
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2019-02-14Cosmetical changes to differences.rstKristian Evers
2019-02-14Reverse direction of deformation operations/transformations/deformationKristian Evers
Changed the direction of dt-calculation to follow the same convention as helmert. Changed from dt = t_c - t_obs to dt = t_obs - t_c, which effectively reverses the direction of the operation. Existing projstrings using deformation can simply reverse the direction of the operation to achieve the same results as before this commit.
2018-12-27Add an hardcoded +ellps=GRS80 when there is no datum/ellipsoid specification ↵Even Rouault
(refs #201)
2018-12-27Remove proj_def.dat (fixes #201)Even Rouault
2018-09-20Clean up FAQKristian Evers
This removes some questions that are no longer valid (covered elsewhere in the docs), adjusts the wording in other questions and fixes formatting and making it proper rst/sphinx syntax. With this, #1070 is almost fixed.
2018-06-01Fix a fix sphinx warnings about unknown optionsKristian Evers
2018-05-24Add doc section with description of behavioural changes between PROJ versionsKristian Evers