Policy Gradient Methods Converge Globally in Imperfect-Information Extensive-Form Games Fivos Kalogiannis, Gabriele Farina Bibtex entry @inproceedings{Kalogiannis25:Policy, title={Policy Gradient Methods Converge Globally in Imperfect-Information Extensive-Form Games}, author={Fivos Kalogiannis and Gabriele Farina}, booktitle={NeurIPS 2025}, year={2025} }