Modules
	J1a1. One-dimensional real fast Fourier transforms

	J1a2. One-dimensional complex fast Fourier transforms

	J1a3. One-dimensional trigonometric fast Fourier transforms

	J1a3. One-dimensional quarter trigonometric fast Fourier transforms

	J1b. Multidimensional fast Fourier transforms

Detailed Description

This is the group of J1. Trigonometric transforms including fast Fourier transforms.

Modules