- Added implementation of Good Thomas algorithm.
- Added implementation of Raders algorithm.
- Added implementation of Radix algorithm for power-of-two lengths.
- Added
FFTPlanner
to choose the fastest algorithm for a given size.
- Changed API to take the "signal" as mutable and use it for scratch space.
- Relicensed to dual MIT/Apache-2.0.
- Added initial implementation of Cooley-Tukey.