pub fn fwht(x: &mut [f32]) -> Result<(), EngineError>Expand description
In-place orthogonal FWHT on length = power of two (scale 1/sqrt(n)).
pub fn fwht(x: &mut [f32]) -> Result<(), EngineError>In-place orthogonal FWHT on length = power of two (scale 1/sqrt(n)).