Birs- 21w5011: Cohomology of Arithmetic Groups: Duality, Stability, and Computations

  1. Title:
    Homology of arithmetic groups and Galois representations

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  2. Title:
    Rognes' connectivity conjecture and the Koszul dual of Steinberg

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  3. Title:
    On homological stability for $\mathrm{GL}_n(\mathbb{Z})$

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  4. Title:
    Growth of cohomology in towers and endoscopy

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  5. Title:
    Stability in the homology of classical groups

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  6. Title:
    Level structures and images of the Steinberg module for surfaces with marked points

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  7. Title:
    The stable cohomology of $\mathrm{SL}(\mathbb{F}_p)$

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  8. Title:
    Cohomology of Congruence Subgroups, Steinberg Modules, and Real Quadratic Fields

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  9. Title:
    The top-weight rational cohomology of $\mathcal{A}_g$

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  10. Title:
    Modular symbols over function fields

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  11. Title:
    Binary Quadratic Forms and Hecke Operators for $\mathrm{SL}(2,\mathbb{Z})$

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  12. Title:
    Rigidity of moduli spaces

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  13. Title:
    Cohomology of Shimura varieties via categorical Langlands

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  14. Title:
    The Galois action on symplectic $K$-theory

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  15. Title:
    High-dimensional rational cohomology of $\operatorname{SL}_n(\mathbb{Z})$ and $\operatorname{Sp}_{2n}(\mathbb{Z})$

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  16. Title:
    Stability results for toroidal compactifications of $\mathcal{A}_g$

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  17. Title:
    The stable cohomology of symplectic groups over the integers

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  18. Title:
    Legendre symbols and secondary stability

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