These files are derived from the original fdlibm sin/cos files. While we do already preserve that license notice in LICENSE.md (so there's no actual license compliance issue here), it's cleaner to have the copyright notice in the file as well, in case somebody copies the file out of the repo.
These files are derived from the original fdlibm sin/cos files. While we do already preserve that license notice in LICENSE.md (so there's no actual license compliance issue here), it's cleaner to have the copyright notice in the file as well, in case somebody copies the file out of the repo.
Fixes #264