Merge commit 'upstream/4.6.1'

[debian/atlc] / src / non_gui / calculate_Zodd_and_Zeven.c

diff --git a/src/non_gui/calculate_Zodd_and_Zeven.c b/src/non_gui/calculate_Zodd_and_Zeven.c
deleted file mode 100644 (file)
index 1d00898..0000000
--- a/src/non_gui/calculate_Zodd_and_Zeven.c
+++ /dev/null
@@ -1,60 +0,0 @@
-/* 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 ntlworld.com 
-
-*/
-
-/* The following calculates the odd and even mode impedances between two
-zero thickness strips of width w, spaced a distance s between two
-groundplanes of spacing h. */
-
-#include "config.h"
-
-#include "gsl_types.h"
-#include "gsl_definitions.h"
-#include "definitions.h"
-
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-#include "exit_codes.h"
-/* formuals taken from Matthaei, Young and Jones, Microwave Filters, Impedance Matching
-Networks and Coupling Structures, Artech House, Dedham, MA., 1980. , but I've substituted
-29.97924580105028, as its clear 30 is just a close approximation */
-
-void calculate_Zodd_and_Zeven(double *Zodd, double *Zeven, double *Zo, double w, double H, double s, double er)
-{
-  double ke, ko, ko_dash, ke_dash;
-  ke=(tanh((M_PI/2)*(w/H)))*tanh((M_PI/2)*(w+s)/H);
-  ko=(tanh((M_PI/2)*(w/H)))/tanh((M_PI/2)*(w+s)/H);
-
-  ke_dash=sqrt(1-ke*ke);
-  ko_dash=sqrt(1-ko*ko);
-
-  *Zeven=29.9792458010502837*M_PI*gsl_sf_ellint_Kcomp(ke_dash, GSL_PREC_DOUBLE)/(gsl_sf_ellint_Kcomp(ke,GSL_PREC_DOUBLE)*sqrt(er));
-  *Zodd= 29.9792458010502837*M_PI*gsl_sf_ellint_Kcomp(ko_dash, GSL_PREC_DOUBLE)/(gsl_sf_ellint_Kcomp(ko,GSL_PREC_DOUBLE)*sqrt(er));
-  *Zo=sqrt( (*Zodd)*(*Zeven));
-}