--- /dev/null
+/*
+atlc - arbitrary transmission line calculator, for the analysis of
+transmission lines are directional couplers.
+
+Copyright (C) 2002. Dr. David Kirkby, PhD (G8WRB).
+
+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 package_version 2
+of the License, or (at your option) any later package_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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+USA.
+
+Dr. David Kirkby, e-mail drkirkby at gmail.com
+
+*/
+
+/*
+The following code is taken from the GNU Scientifi Library, gsl,
+which is also issued under the GPL.
+
+*/
+#define GSL_PREC_DOUBLE 0
+#define GSL_SUCCESS 0
+/*
+These values suita IEEE machines but might be too large
+for non-IEEE machines. Since I don't think its that
+important, I've changed the values a bit to be sure
+double will work out okay.
+
+#define GSL_DBL_EPSILON 2.2204460492503131e-16
+#define GSL_SQRT_DBL_EPSILON 1.4901161193847656e-08
+#define GSL_DBL_MIN 2.2250738585072014e-308
+#define GSL_DBL_MAX 1.7976931348623157e+308
+*/
+
+#define GSL_DBL_EPSILON 1e-14
+#define GSL_SQRT_DBL_EPSILON 1e-7
+#define GSL_DBL_MIN 1e-100
+#define GSL_DBL_MAX 1e+100
+
+#define GSL_MODE_PREC(mt) ((mt) & (unsigned int)7)
+#define GSL_MAX(a,b) ((a) > (b) ? (a) : (b))
+/* GSL_VAR const double gsl_prec_eps[]; */
+
+typedef unsigned int gsl_mode_t;
+typedef unsigned int gsl_prec_t;
+
+typedef struct
+{
+ double val;
+ double err;
+} gsl_sf_result;
+
+double gsl_sf_ellint_Kcomp(double k, gsl_mode_t mode);
+int gsl_sf_ellint_Kcomp_e(double k, gsl_mode_t mode, gsl_sf_result * result);
+int gsl_sf_ellint_RF_e(double x, double y, double z, gsl_mode_t mode, gsl_sf_result * result);
+double locMAX3(double x, double y, double z);
+
+
+/* End of things taken from gsl library */