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A package for visualizing 2x2 normal-form games. The package builds upon PGF/TikZ to produce beautiful vector graphic visualizations indented for use in scientific publications. Commands include producing graphical representations of 2x2 games, plotting the equilibria in 2x2 games, and game embeddings for 2x2 games.


Simply include the twoxtwogame.sty file in your working directory.


Include in the preamble the twoxtwogame package.


In the main document, utilize the commands that the package provides.

\cyclebrgraph~Matching Pennies has a single mixed Nash equilibrium, while
\coordinationbrgraph~two pure Nash equilibria and a single mixed Nash

For further information, please refer to the included package documentation: twoxtwogame_doc.pdf which can be built from twoxtwogame_doc.tex.

Citing this package

Please use the following citation when using this package:

    title={Visualizing 2x2 Normal-Form Games: twoxtwogame LaTeX Package}, 
    author={Luke Marris and Ian Gemp and Siqi Liu and Joel Z. Leibo and Georgios Piliouras},


If considering contributoing to the package, please read CONTRIBUTING.md. This package is maintained on GitHub and mirrored on CTAN.

License and disclaimer

Copyright 2024 DeepMind Technologies Limited

All software is licensed under the Apache License, Version 2.0 (Apache 2.0); you may not use this file except in compliance with the Apache 2.0 license. You may obtain a copy of the Apache 2.0 license at: https://www.apache.org/licenses/LICENSE-2.0

All other materials are licensed under the Creative Commons Attribution 4.0 International License (CC-BY). You may obtain a copy of the CC-BY license at: https://creativecommons.org/licenses/by/4.0/legalcode

Unless required by applicable law or agreed to in writing, all software and materials distributed here under the Apache 2.0 or CC-BY licenses are distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the licenses for the specific language governing permissions and limitations under those licenses.

This is not an official Google product.

Download the contents of this package in one zip archive (458.5k).

twoxtwogame – Visualize 2×2 normal-form games

This is a package for the visualization of 2×2 normal form games. The package is based on PGF/TikZ and produces beautiful vector graphics that are intended for use in scientific publications. The commands include the creation of graphical representations of 2×2 games, the visualization of equilibria in 2×2 games and game embeddings for 2×2 games.

Version0.2 2024-03-05
LicensesApache License, version 2.0
CC BY 4.0
Copyright2024 DeepMind Technologies Limited
MaintainerDeepmind Technologies
Luke Marris
Contained inTeX Live as twoxtwogame
MiKTeX as twoxtwogame
TopicsPGF TikZ
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