BUG: `gambit-ipa` returns non-Nash equilibrium in simple poker

gambitproject / gambit

Gambit: The package for computation in game theory

http://www.gambit-project.org

GNU General Public License v2.0

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Closed tturocy closed 8 months ago

tturocy commented 10 months ago

Steps to reproduce in Python:

import pygambit as gbt
g = gbt.Game.read_game("contrib/games/poker.efg")
gbt.nash.ipa_solve(g)
gbt.nash.ipa_solve(g)[0].liap_value()