Preprints 2024 Hénon maps with many rational periodic points Hyeonggeun Kim, Holly Krieger, Mara-Ioana Postolache, and Vivian Szeto Dec 2024 arXiv Other 2025 Manifolds with Non-Negative Scalar Curvature Mara-Ioana Postolache Dec 2025 Part III essay, University of Cambridge, supervised by Paul Minter PDF