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Tropical polyhedra seem to play a central role in static analysis of softwares. These tropical geometrical objects play also a central role in parity games especially mean payoff games and energy games. And determining if an initial state…

Optimization and Control · Mathematics 2026-05-12 L. Truffet

We apply an approach based on parametric mean-payoff games to develop bisection and Newton schemes for solving problems of tropical pseudolinear and pseudoquadratic optimisation with general two-sided constraints.

Optimization and Control · Mathematics 2022-07-11 Jamie Parsons , Sergei Sergeev , Huili Wang

We study a tropical linear regression problem consisting in finding the best approximation of a set of points by a tropical hyperplane. We establish a strong duality theorem, showing that the value of this problem coincides with the maximal…

Combinatorics · Mathematics 2021-06-22 Marianne Akian , Stéphane Gaubert , Yang Qi , Omar Saadi

We show that several decision problems originating from max-plus or tropical convexity are equivalent to zero-sum two player game problems. In particular, we set up an equivalence between the external representation of tropical convex sets…

Combinatorics · Mathematics 2015-04-07 Marianne Akian , Stephane Gaubert , Alexander Guterman

We introduce an algorithm which solves mean payoff games in polynomial time on average, assuming the distribution of the games satisfies a flip invariance property on the set of actions associated with every state. The algorithm is a…

Computer Science and Game Theory · Computer Science 2014-09-12 Xavier Allamigeon , Pascal Benchimol , Stéphane Gaubert

In this paper we develop a combinatorial abstraction of tropical linear programming. This generalizes the search for a feasible point of a system of min-plus-inequalities. It is based on the polyhedral properties of triangulations of the…

Optimization and Control · Mathematics 2017-12-05 Georg Loho

We discuss the tropical analogues of several basic questions of convex duality. In particular, the polar of a tropical polyhedral cone represents the set of linear inequalities that its elements satisfy. We characterize the extreme rays of…

Combinatorics · Mathematics 2011-06-20 Xavier Allamigeon , Stephane Gaubert , Ricardo D. Katz

A general issue in computational optimization is to develop combinatorial algorithms for semidefinite programming. We address this issue when the base field is nonarchimedean. We provide a solution for a class of semidefinite feasibility…

Optimization and Control · Mathematics 2018-01-09 Xavier Allamigeon , Stéphane Gaubert , Mateusz Skomra

Tropical differential equations are introduced and an algorithm is designed which tests solvability of a system of tropical linear differential equations within the complexity polynomial in the size of the system and in its coefficients.…

Symbolic Computation · Computer Science 2018-11-08 Dima Grigoriev

The tropical semiring is an algebraic system with addition ``$\max$'' and multiplication ``$+$''. As well as in conventional algebra, linear programming in the tropical semiring has been developed. In this study, we introduce a new type of…

Optimization and Control · Mathematics 2026-02-03 Yuki Nishida

We consider the tropical analogues of a particular bilevel optimization problem studied by Dempe and Franke and suggest some methods of solving these new tropical bilevel optimization problems. In particular, it is found that the algorithm…

Optimization and Control · Mathematics 2019-03-26 Sergei Sergeev , Zhengliang Liu

A combinatorial simplex algorithm is an instance of the simplex method in which the pivoting depends on combinatorial data only. We show that any algorithm of this kind admits a tropical analogue which can be used to solve mean payoff…

Combinatorics · Mathematics 2015-07-31 Xavier Allamigeon , Pascal Benchimol , Stéphane Gaubert , Michael Joswig

We exhibit a class of classical or tropical posynomial systems which can be solved by reduction to linear or convex programming problems. This relies on a notion of colorful vectors with respect to a collection of Newton polytopes. This…

Optimization and Control · Mathematics 2020-05-15 Marianne Akian , Xavier Allamigeon , Marin Boyet , Stéphane Gaubert

We present tropical games, a generalization of combinatorial min-max games based on tropical algebras. Our model breaks the traditional symmetry of rational zero-sum games where players have exactly opposed goals (min vs. max), is more…

Artificial Intelligence · Computer Science 2015-03-17 Jean-Vincent Loddo , Luca Saiu

The paper focuses on a multidimensional optimization problem, which is formulated in terms of tropical mathematics and consists in minimizing a nonlinear objective function subject to linear inequality constraints. To solve the problem, we…

Optimization and Control · Mathematics 2014-05-15 Nikolai Krivulin

We consider multidimensional optimization problems, which are formulated and solved in terms of tropical mathematics. The problems are to minimize (maximize) a linear or nonlinear function defined on vectors over an idempotent semifield,…

Optimization and Control · Mathematics 2024-01-18 N. Krivulin

Extreme value statistics is the max analogue of classical statistics, while tropical geometry is the max analogue of classical geometry. In this paper, we review recent work where insights from tropical geometry were used to develop new,…

Statistics Theory · Mathematics 2022-07-22 Ngoc M Tran

In the last few years there has been a growing interest towards methods for statistical inference and learning based on computational geometry and, notably, tropical geometry, that is, the study of algebraic varieties over the min-plus…

Logic in Computer Science · Computer Science 2025-11-21 Davide Barbarossa , Paolo Pistone

Linear complementarity programming is a generalization of linear programming which encompasses the computation of Nash equilibria for bimatrix games. While the latter problem is PPAD-complete, we show that the tropical analogue of the…

Optimization and Control · Mathematics 2022-11-07 Xavier Allamigeon , Stéphane Gaubert , Frédéric Meunier

We introduce a generalization of tropical polyhedra able to express both strict and non-strict inequalities. Such inequalities are handled by means of a semiring of germs (encoding infinitesimal perturbations). We develop a tropical…

Combinatorics · Mathematics 2015-01-05 Xavier Allamigeon , Uli Fahrenberg , Stéphane Gaubert , Ricardo D. Katz , Axel Legay
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