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cmath.h

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+/*	cmath.h
+
+This file is part of a program that implements a Software-Defined Radio.
+
+Copyright (C) 2025 Warren Pratt, NR0V
+
+This program 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 2
+of the License, or (at your option) any later version.
+
+This program 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 this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+The author can be reached by email at
+
+warren@pratt.one
+*/
+
+#ifndef _cmath_h
+#define _cmath_h
+
+extern double mag (double* value);
+
+extern void cadd (double* a, double* b, double* sum);
+
+extern void csub (double* a, double* b, double* diff);
+
+extern void cmult (double* a, double* b, double* product);
+
+extern void cdiv (double* a, double* b, double* quotient);
+
+extern void cpar (double* Z1, double* Z2, double* Zpar);
+
+extern void cser_to_par (double* Z1, double* ZR, double* ZX);
+
+#endif