Workaround VS 2017 std::arg bug.
In VS 2017, std::arg for real inputs always returns 0, even for
negative inputs. It should return PI for negative real values.
This seems to be fixed in VS 2019 (MSVC 1920).
Edited by Rasmus Munk Larsen
In VS 2017, std::arg for real inputs always returns 0, even for
negative inputs. It should return PI for negative real values.
This seems to be fixed in VS 2019 (MSVC 1920).