What makes math problems hard for reinforcement learning: a case study. - Ali Shehper; Anibal M. Medina-Mardones; Bartlomiej Lewandowski; Angus Gruen; Piotr Kucharski; Sergei Gukov (CoRR, 2024)

A Deterministic Work-Depth Tradeoff for Strongly Connected Components. - Adam Karczmarz; Bartlomiej Lewandowski (SPAA, 2025)