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diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/Pair.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/Pair.hpp
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index 466e6fd8f29..00000000000
--- a/Build/source/texk/dvisvgm/dvisvgm-src/src/Pair.hpp
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-/*************************************************************************
-** Pair.hpp **
-** **
-** This file is part of dvisvgm -- a fast DVI to SVG converter **
-** Copyright (C) 2005-2021 Martin Gieseking <martin.gieseking@uos.de> **
-** **
-** 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 3 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, see <http://www.gnu.org/licenses/>. **
-*************************************************************************/
-
-#ifndef PAIR_HPP
-#define PAIR_HPP
-
-#include <cmath>
-#include <ostream>
-#include "macros.hpp"
-
-template <typename T>
-class Pair {
- public:
- explicit Pair (T x=0, T y=0) : _x(x), _y(y) {}
- template <typename U> Pair (const Pair<U> &p) : _x(U(p.x())), _y(U(p.y())) {}
- Pair (const Pair &p) =default;
- Pair (Pair &&p) =default;
- Pair& operator = (const Pair &p) =default;
- Pair& operator = (Pair &&p) =default;
- Pair operator += (const Pair &p) {_x += p._x; _y += p._y; return *this;}
- Pair operator -= (const Pair &p) {_x -= p._x; _y -= p._y; return *this;}
- Pair operator *= (T c) {_x *= c; _y *= c; return *this;}
- Pair operator /= (T c) {_x /= c; _y /= c; return *this;}
- Pair operator - () const {return Pair(-_x, -_y);}
- Pair ortho () const {return Pair(-_y, _x);}
- double length () const {return std::hypot(_x, _y);}
- bool operator == (const Pair &p) const {return _x == p._x && _y == p._y;}
- bool operator != (const Pair &p) const {return _x != p._x || _y != p._y;}
- T x () const {return _x;}
- T y () const {return _y;}
- void x (const T &xx) {_x = xx;}
- void y (const T &yy) {_y = yy;}
- std::ostream& write (std::ostream &os) const {return os << '(' << _x << ',' << _y << ')';}
-
- private:
- T _x, _y;
-};
-
-template <typename T>
-inline Pair<T> abs (const Pair<T> &p) {
- return Pair<T>(std::abs(p.x()), std::abs(p.y()));
-}
-
-/** Returns the dot product of two 2D vectors. */
-template <typename T>
-inline T dot (const Pair<T> &p1, const Pair<T> &p2) {
- return p1.x()*p1.y() + p1.y()*p2.y();
-}
-
-/** Returns the determinant of two 2D vectors. */
-template <typename T>
-inline T det (const Pair<T> &p1, const Pair<T> &p2) {
- return p1.x()*p2.y() - p1.y()*p2.x();
-}
-
-struct Pair32 : public Pair<int32_t> {
- explicit Pair32 (int32_t x=0, int32_t y=0) : Pair<int32_t>(x, y) {}
- explicit Pair32 (double x, double y) : Pair<int32_t>(lround(x), lround(y)) {}
- Pair32 (const Pair<int32_t> &p) : Pair<int32_t>(p) {}
-};
-
-typedef Pair<double> DPair;
-
-inline DPair round (const DPair &p) {
- return DPair(std::lround(p.x()), std::lround(p.y()));
-}
-
-template <typename T>
-IMPLEMENT_ARITHMETIC_OPERATOR(Pair<T>, +)
-
-template <typename T>
-IMPLEMENT_ARITHMETIC_OPERATOR(Pair<T>, -)
-
-template <typename T>
-IMPLEMENT_ARITHMETIC_OPERATOR2(Pair<T>, T, *)
-
-template <typename T>
-IMPLEMENT_ARITHMETIC_OPERATOR2(Pair<T>, T, /)
-
-template <typename T>
-IMPLEMENT_OUTPUT_OPERATOR(Pair<T>)
-
-IMPLEMENT_ARITHMETIC_OPERATOR2(Pair32, int32_t, *)
-#endif