relprime.h

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/*                                                    */
/* relprime.h - relatively prime numbers              */
/*                                                    */
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/* Copyright 2020,2023 Pierre Abbat.
 * This file is part of Wolkenbase.
 * 
 * Wolkenbase is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Wolkenbase is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Wolkenbase. If not, see <http://www.gnu.org/licenses/>.
 */

#define M_1PHI 0.6180339887498948482046

extern const double quadirr[];
unsigned gcd(unsigned a,unsigned b);
unsigned relprime(unsigned n,int thread=0);