Abstract
We show that the problem of finding optimal strategies for both players in a simple stochastic game reduces to the generalized linear complementarity problem (GLCP) with a P-matrix, a well-studied problem whose hardness would imply NP = co–NP. This makes the rich GLCP theory and numerous existing algorithms available for simple stochastic games. As a special case, we get a reduction from binary simple stochastic games to the P-matrix linear complementarity problem (LCP).
The authors acknowledge support from the Swiss Science Foundation (SNF), Project No. 200021-100316/1.
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Gärtner, B., Rüst, L. (2005). Simple Stochastic Games and P-Matrix Generalized Linear Complementarity Problems. In: Liśkiewicz, M., Reischuk, R. (eds) Fundamentals of Computation Theory. FCT 2005. Lecture Notes in Computer Science, vol 3623. Springer, Berlin, Heidelberg. https://doi.org/10.1007/11537311_19
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DOI: https://doi.org/10.1007/11537311_19
Publisher Name: Springer, Berlin, Heidelberg
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