Here are some talks and presentations that I gave, with notes (or slides) attached.
Here are some talks and presentations that I gave, with notes (or slides) attached.
Invited talks:
Perverse filtrations, BPS invariants, and moduli of one-dimensional sheaves, Algebraic Geometry and Commutative Algebra Seminar, University of Kansas (2025).
On the Chern filtration for certain moduli spaces of sheaves, Seminar on Geometry and Arithmetic, UCSB (2025). Notes.
Tautological classes, perverse filtrations, and moduli of one-dimensional sheaves, Math-Physics Seminar, University of Pennsylvania (2024).
Tautological classes, perverse filtrations, and moduli of one-dimensional sheaves, Algebraic Geometry Seminar, University of Michigan (2024). Notes.
Mumford relations, Virasoro representations, and moduli of one-dimensional sheaves, Algebraic Geometry Seminar, Academia Sinica (2024). Notes. [This talk is also recorded]
Cohomology rings of the moduli of one-dimensional sheaves on the projective plane, Algebraic Geometry Seminar, Stanford University (2024). Notes.
Moduli of one-dimensional sheaves on P2: cohomology and beyond, Algebraic Geometry Seminar, Stony Brook University (2023). Notes.
Moduli of one-dimensional sheaves on P2: from cohomology to enumerative geometry, Boston Algebraic Geometry Day (2023). Notes.
On the cohomology of the moduli of one-dimensional sheaves on P2, AMS New England Graduate Student Conference (2023). Notes.
Refined BPS invariants for local P2 from the moduli of one-dimensional sheaves, Short talk and poster session, Categorical Methods in Moduli Theory Workshop, University of Pennsylvania (2023). Slides.
A very brief introduction to perverse sheaves, Yale visiting day for prospective Ph.D. students (2023). Notes.
Moduli of one-dimensional sheaves on P2: cohomology, perversity, and BPS invariants, Geometry, Symmetry and Physics Seminar, Yale University (2023). Notes.
Moduli of one-dimensional sheaves on P2: cohomology, perversity, and BPS invariants, Algebraic Geometry Seminar, UCSD (2023). Notes.
Refined BPS invariants from the cohomology of moduli of one-dimensional sheaves, Algebraic Geometry and Gromov--Witten Theory Seminar, University of Bonn (2022).
Moduli of one-dimensional sheaves on P2: cohomology, perversity, and BPS invariants, Algebraic Geometry and Moduli Seminar, ETH Zürich (2022). Notes.
Contributed talks:
Tautological classes, perverse filtrations, and moduli of one-dimensional sheaves, Algebraic Geometry Seminar, Shanghai Center for Mathematical Sciences (2024).
On the "Perverse = Chern" phenomenon for certain moduli spaces of sheaves, Graduate Student Seminar, Yale University (2024). Notes.
Cohomology rings of the moduli of one-dimensional sheaves on the projective plane, Moduli Stacks and Enumerative Geometry, Isaac Newton Institute, Poster session (2024).
What is the perverse filtration, and why do we care?, Graduate Student Seminar, Yale University (2024). Notes.
On a compact analogue of the P=W conjecture, Short research talk, AGNES @ Boston College (2024). Slides.
Three faces of the moduli space of vector bundles on algebraic curves, Graduate Student Seminar, Yale University (2023). Notes.
Moduli of sheaves, Mumford relations, and Virasoro operators, Short research talk, AGNES @ UPenn (2023). Slides.
Moduli of one-dimensional sheaves on P2: from cohomology to enumerative geometry, Algebraic Geometry Seminar, Shanghai Center for Mathematical Sciences (2023).
Moduli of one-dimensional sheaves on P2: from cohomology to Gopakumar--Vafa theory, Derived Categories, Moduli Spaces, and Counting Invariants, Imperial College London, Poster session (2023).
Mumford relations for the moduli of one-dimensional sheaves on P2, Arithmetic, Birational Geometry, and Moduli Spaces, Brown University, Poster session (2023).
The cohomology rings for M(5,1) and M(5,2) are different, Lightning talk @ Jane Street GRF Workshop (2023). Slides.
Curve counting invariants for local P2 from the moduli of one-dimensional sheaves, Graduate Student Seminar, Yale University (2023). Notes.
Perverse filtrations, Chern filtrations, and refined BPS invariants for local P2, AGNES @ UMass Amherst, Poster session (2022).
From curves to sheaves: a tale of two moduli spaces, Graduate Student Seminar, Yale University (2022). Notes.
On the cohomology ring of the moduli space of one-dimensional sheaves on P2, AGNES @ Rutgers, Poster session (2022).
Lubin--Tate theory and totally ramified extension of local fields, Graduate Student Seminar, Yale University (2020). Slides.