4 Commits

Author	SHA1	Message	Date
Nick Thompson	956864cbd5	Recurse when grid isn't sufficiently refined. Optimization potential exists by reusing function evaluations.	2017-09-17 21:16:48 -06:00
Nick Thompson	2cb935ec17	Use std::enable_if to obviate the need for C++17 if constexpr.	2017-09-17 16:23:50 -06:00
Nick Thompson	0acb51b78d	Linear time and numerically stable evaluation of derivative of Chebyshev series by a modified Clenshaw recurrence.	2017-09-17 14:02:43 -06:00
Nick Thompson	fe5d59d0f1	Split tests into FFTW-dependent and FFTW-independent. Improve documentation to the extent feasible.	2017-09-16 19:58:59 -06:00