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diff --git a/intern/iksolver/intern/TNT/tntmath.h b/intern/iksolver/intern/TNT/tntmath.h
deleted file mode 100644
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--- a/intern/iksolver/intern/TNT/tntmath.h
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@@ -1,154 +0,0 @@
-/**
- */
-
-/*
-
-*
-* Template Numerical Toolkit (TNT): Linear Algebra Module
-*
-* Mathematical and Computational Sciences Division
-* National Institute of Technology,
-* Gaithersburg, MD USA
-*
-*
-* This software was developed at the National Institute of Standards and
-* Technology (NIST) by employees of the Federal Government in the course
-* of their official duties. Pursuant to title 17 Section 105 of the
-* United States Code, this software is not subject to copyright protection
-* and is in the public domain.  The Template Numerical Toolkit (TNT) is
-* an experimental system.  NIST assumes no responsibility whatsoever for
-* its use by other parties, and makes no guarantees, expressed or implied,
-* about its quality, reliability, or any other characteristic.
-*
-* BETA VERSION INCOMPLETE AND SUBJECT TO CHANGE
-* see http://math.nist.gov/tnt for latest updates.
-*
-*/
-
-
-
-// Header file for scalar math functions
-
-#ifndef TNTMATH_H
-#define TNTMATH_H
-
-// conventional functions required by several matrix algorithms
-
-#if defined(_MSC_VER) && (_MSC_VER < 1800)
-#define hypot _hypot
-#endif
-
-namespace TNT 
-{
-
-struct TNTException {
-        int i;
-};
-
-
-inline double abs(double t)
-{
-    return ( t > 0 ? t : -t);
-}
-
-inline double min(double a, double b)
-{
-    return (a < b ? a : b);
-}
-
-inline double max(double a, double b)
-{
-    return (a > b ? a : b);
-}
-
-inline float abs(float t)
-{
-    return ( t > 0 ? t : -t);
-}
-
-inline float min(float a, float b)
-{
-    return (a < b ? a : b);
-}
-
-inline int min(int a, int b)
-{
-    return (a < b ? a : b);
-}
-
-inline int max(int a, int b)
-{
-    return (a > b ? a : b);
-}
-
-inline float max(float a, float b)
-{
-    return (a > b ? a : b);
-}
-
-inline double sign(double a)
-{
-    return (a > 0 ? 1.0 : -1.0);
-}
-
-inline double sign(double a,double b) {
-	return (b >= 0.0 ? TNT::abs(a) : -TNT::abs(a));
-}
-
-inline float sign(float a,float b) {
-	return (b >= 0.0f ? TNT::abs(a) : -TNT::abs(a));
-}
-
-inline float sign(float a)
-{
-    return (a > 0.0 ? 1.0f : -1.0f);
-}
-
-inline float pythag(float a, float b)
-{
-	float absa,absb;
-	absa = abs(a);
-	absb = abs(b);
-
-	if (absa > absb) {
-		float sqr = absb/absa;
-		sqr *= sqr;
-		return absa * float(sqrt(1 + sqr));
-	} else {
-		if (absb > float(0)) {
-			float sqr = absa/absb;
-			sqr *= sqr;
-			return absb * float(sqrt(1 + sqr));
-		} else {
-			return float(0);
-		}
-	}
-}
-
-inline double pythag(double a, double b)
-{
-	double absa,absb;
-	absa = abs(a);
-	absb = abs(b);
-
-	if (absa > absb) {
-		double sqr = absb/absa;
-		sqr *= sqr;
-		return absa * double(sqrt(1 + sqr));
-	} else {
-
-		if (absb > double(0)) {	
-			double sqr = absa/absb;
-			sqr *= sqr;
-			return absb * double(sqrt(1 + sqr));
-		} else {
-			return double(0);
-		}
-	}
-}
-
-
-} /* namespace TNT */
-
-#endif /* TNTMATH_H */
-