Arithmetic Geometry Learning Seminar
The moduli spaces of Higgs bundles and flat bundles
Speaker(s): Jakub Witaszek (University of Michigan)
Logic Seminar
The Tree of Tuples of a Structure
Given a structure, one can form a tree whose nodes are tuples from the structure, ordered by extension, and with each tuple labeled by its...
Student Dynamics/Geometry Topology Seminar
TBA
Speaker(s): Malavika Mukundan (University of Michigan)
Applied Interdisciplinary Mathematics (AIM) Seminar
Stochastic model of flagellar length control and general principles of organelle size scaling
Why do organelles have their particular sizes, and how does the cell maintain them given the constant turnover of proteins and biomolecules?...
Learning Seminar in Representation Stability Seminar
The Ordered Configuration Space of Open Disks on a Strip and Twisted Algebras (Part I)
I will talk about the recent work of Alpert and Manin on the homology groups of the ordered configuration space of open unit disks on an...
Combinatorics Seminar
k-Positivity of the Dual Canonical Basis
Skandera showed that all dual canonical basis elements of C[SL_m] can be written in terms of Kazhdan-Lusztig immanants, which were...
Student Algebraic Geometry Seminar
Hodge theory and numerical invariants of algebraic varieties
When a compact complex manifold is given as the vanishing locus of polynomial equations, its singular cohomology groups possess natural...
Preprint Algebraic Geometry Seminar
Seshadri constants and K-stability of Fano manifolds
https://arxiv.org/abs/2101.09246 by Ahmadinezhad and Zhuang Speaker(s): Yueqiao Wu
Geometry Seminar
Filling minimality and boundary rigidity
A famous conjecture by Michel stated that all simple Riemannian manifolds are boundary rigid. In this talk, we will first introduce...
RTG Seminar on Number Theory Seminar
A generalization of a zeta function of Cohen--Lenstra
In the famous 1983 paper, when studying the heuristic distribution of class groups of imaginary quadratic fields, Cohen and Lenstra...
Complex Analysis, Dynamics and Geometry Seminar
Enough vector bundles on orbispaces
An orbispace is a "space" which is locally the quotient of a topological space by a continuous action of a finite group. Familiar...
Integrable Systems and Random Matrix Theory Seminar
TBA
Speaker(s): Patrik Nabelek (Oregon State University)
Colloquium Series Seminar
Spectral techniques in Markov chain mixing
How many steps does it take to shuffle a deck of n cards, if at each step we pick two cards uniformly at random and swap them? Diaconis and...
Financial/Actuarial Mathematics Seminar
A Potential-based Construction of the Increasing Spermartingale Coupling
The increasing supermartingale coupling, introduced by Nutz and Stebegg (Canonical supermartingale couplings, Annals of Probability,...
Algebraic Geometry Seminar
Rational singularities of nested Hilbert schemes
For a smooth surface S, the Hilbert scheme of points S^(n) is a well studied smooth parameter space. In this talk I will consider a natural...
Arithmetic Geometry Learning Seminar
Hodge theory for H^1 as non-Abelian Hodge theory
Speaker(s): Jonghyun Lee (University of Michigan)
Applied Interdisciplinary Mathematics (AIM) Seminar
The implicit boundary integral method
In this talk, I will describe a systematic approach for extending a class of integro-differential operators, defined on hypersurfaces, to...
Learning Seminar in Representation Stability Seminar
The Ordered Configuration Space of Open Disks on a Strip and Twisted Algebras (Part II)
Speaker(s): Nick Wawrykow (UM)
Combinatorics Seminar
Dimers and cross-ratio dynamics
Cross-ratio dynamics is a well known dynamical system in discrete differential geometry. It was recently shown to be integrable (in the...
Preprint Algebraic Geometry Seminar
Integral p-adic cohomology theories for open and singular varieties
https://arxiv.org/abs/2105.11009 by Ertl, Shiho, and Sprang Speaker(s): Lukas Scheiwiller
Integrable Systems and Random Matrix Theory Seminar
TBA
Speaker(s): Fudong Wang (University of Central Florida)
Colloquium Series Seminar
Spring lectures in algebraic geometry
Title: Tame geometry and Hodge Theory...
Financial/Actuarial Mathematics Seminar
Pathwise Generation of Trading Strategies.
We present pathwise Ito-Tanaka theory, completely devoid of any probability structure, with help from the relevant notion of local time....
Arithmetic Geometry Learning Seminar
Harmonic bundles and the maps of non-Abelian Hodge Theory
Speaker(s): Mirko Mauri (University of Michigan)
Applied Interdisciplinary Mathematics (AIM) Seminar
TBA
Speaker(s): Thomas Anderson (University of Michigan)
Preprint Algebraic Geometry Seminar
Kodaira dimension and zeros of holomorphic one-forms, revisited
https://arxiv.org/abs/2102.08347 by Villadsen Speaker(s): Sridhar Venkatesh
RTG Representation Theory Seminar
Weil representation and representations of SL2Fq (algebraic construction)
Speaker(s): Calvin Yost-Wolff (UM)
Financial/Actuarial Mathematics Seminar
Mean field control and finite agent approximation for regime-switching jump diffusions
We consider a mean field control problem with regime switching in the state dynamics. The corresponding value function is characterized as...
