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-rw-r--r--src/elementaryFunctions/tan/ctans.c45
1 files changed, 0 insertions, 45 deletions
diff --git a/src/elementaryFunctions/tan/ctans.c b/src/elementaryFunctions/tan/ctans.c
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index 9a6bd8c1..00000000
--- a/src/elementaryFunctions/tan/ctans.c
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
- * Copyright (C) 2006-2008 - INRIA - Bruno JOFRET
- *
- * This file must be used under the terms of the CeCILL.
- * This source file is licensed as described in the file COPYING, which
- * you should have received as part of this distribution. The terms
- * are also available at
- * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
- *
- */
-
-#include <math.h>
-#include "lapack.h"
-#include "tan.h"
-#include "sqrt.h"
-#include "cos.h"
-#include "sinh.h"
-#include "sin.h"
-#include "log.h"
-#include "abs.h"
-
-#define localSign(x) x >= 0 ? 1.0f : -1.0f
-
-floatComplex ctans(floatComplex z) {
- float Temp = 0.0f;
- float Lim = 1.0f + slogs(2.0f / ssqrts((float) getRelativeMachinePrecision()));
- float RealIn = creals(z);
- float ImagIn = cimags(z);
- float RealOut = 0.0f;
- float ImagOut = 0.0f;
-
- Temp = powf(scoss(RealIn), 2.0f) + powf(ssinhs(ImagIn), 2.0f);
- RealOut = 0.5f * ssins(2 * RealIn) / Temp;
- if(sabss(ImagIn) < Lim)
- {
- ImagOut = 0.5f * ssinhs(2.0f * ImagIn) / Temp;
- }
- else
- {
- ImagOut = localSign(ImagIn);
- }
-
- return FloatComplex(RealOut, ImagOut);
-}