1/*
2 * http://www.kurims.kyoto-u.ac.jp/~ooura/fft.html
3 * Copyright Takuya OOURA, 1996-2001
4 *
5 * You may use, copy, modify and distribute this code for any purpose (include
6 * commercial use) and without fee. Please refer to this package when you modify
7 * this code.
8 */
9