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Department of Mathematics University of Toronto E-mail: ruizhen [dot] liu [at] utoronto [dot] ca |
I am a fourth-year undergraduate student at the University of Toronto. My undergraduate work is done under the advisement of Hunter Spink.
Research interests: Combinatorics and Algebraic Geometry, with a focus on Hyperplane Arrangements.
Here are some recent papers and notes.
| Deligne-Lusztig varieties, toric orbifolds, and the q-Klyachko algebra R. Liu preprint, 2026; 10 pp. |
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| Vanishing theorems on wonderful varieties R. Liu submitted, 2025; 48 pp. |
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| Lifting points from initial degenerations of linear spaces R. Liu preprint, 2024; 4 pp. |
- The 38th International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC), Seattle, WA, 2026.
- The 23rd Combinatorial Algebra meets Algebraic Combinatorics (CAAC) conference, Dalhousie University, Halifax, 2026. Poster
- Junior Number Theory Seminar, University of Toronto, Toronto, 2025.
- Algebraic Combinatorics seminar, Fields Institute, Toronto, 2025.
- Joint Math Meetings, Seattle, WA, 2025.
- Algebraic Combinatorics seminar, Fields Institute, Toronto, 2024.