Online First articles
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The Euler–Poisson equations; an elementary approach to partial integrability conditions, Goryachev–Chaplygin and beyond Dissertationes Mathematicae (2026) MSC: Primary 34C45; Secondary 34A05, 34A34, 34M04, 34M45, 58A30, 70E05, 70E17, 13P10, 13P15. DOI: 10.4064/dm881-3-2025 Published online: 17 March 2026