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The study of persistent homology has contributed new insights and perspectives into a variety of interesting problems in science and engineering. Work in this domain relies on the result that any finitely-indexed persistence module of…

Algebraic Topology · Mathematics 2025-10-07 Jiajie Luo , Gregory Henselman-Petrusek

We study the stability of some homogeneous bundles on P^3 by using their representations of the quiver associated to the homgeneous bundles on P^3. In particular we show that homogeneous bundles on P^3 whose support of the quiver…

Algebraic Geometry · Mathematics 2011-05-03 Elena Rubei

Algebraic persistence studies persistence modules (typically, linear representations of the poset $\mathbf{R}^n$ with $n \geq 1$) and the algebraic relationships between persistence modules that are interleaved. The notion of…

Representation Theory · Mathematics 2025-06-24 Ulrich Bauer , Luis Scoccola

Such modern applications of topology as data analysis and digital image analysis have to deal with noise and other uncertainty. In this environment, topological spaces often appear equipped with a real valued function. Persistence is a…

Algebraic Topology · Mathematics 2011-05-02 Peter Saveliev

Topological data analysis and its main method, persistent homology, provide a toolkit for computing topological information of high-dimensional and noisy data sets. Kernels for one-parameter persistent homology have been established to…

Machine Learning · Computer Science 2019-06-06 René Corbet , Ulderico Fugacci , Michael Kerber , Claudia Landi , Bei Wang

We introduce a new notion of persistence modules endowed with operators. It encapsulates the additional structure on Floer-type persistence modules coming from the intersection product with classes in the ambient (quantum) homology, along…

Symplectic Geometry · Mathematics 2017-03-07 Leonid Polterovich , Egor Shelukhin , Vukašin Stojisavljević

We study pointwise free and finitely-generated persistence modules over a principal ideal domain, indexed by a (possibly infinite) totally-ordered poset category. We show that such persistence modules admit interval decompositions if and…

Algebraic Topology · Mathematics 2026-04-03 Jiajie Luo , Gregory Henselman-Petrusek

There are many ways to present model categories, each with a different point of view. Here we'd like to treat model categories as a way to build and control resolutions. This an historical approach, as in his original and spectacular…

Algebraic Topology · Mathematics 2007-05-23 Paul G. Goerss , Kristen Schemmerhorn

Persistent homology analysis, a recently developed computational method in algebraic topology, is applied to the study of the phase transitions undergone by the so-called XY-mean field model and by the phi^4 lattice model, respectively. For…

We reformulate the persistent (co)homology of simplicial filtrations, viewed from a more algebraic setting, namely as the (co)homology of a chain complex of graded modules over polynomial ring $K[t]$. We also define persistent (co)homology…

Algebraic Topology · Mathematics 2015-03-31 Leon Lampret

Finitely generated modules over the polynomial ring in $n$ indeterminates are isomorphic to quotients of finite rank free modules. We introduce a theory of relative Gr\"obner bases for those quotients of free modules and, equivalently, for…

Commutative Algebra · Mathematics 2026-03-31 Fritz Grimpen , Matthias Orth , Anastasios Stefanou

We describe a new methodology for studying persistence of topological features across a family of spaces or point-cloud data sets, called zigzag persistence. Building on classical results about quiver representations, zigzag persistence…

Computational Geometry · Computer Science 2008-12-02 Gunnar Carlsson , Vin de Silva

We study the cohomology of Aut(F_n) and Out(F_n) with coefficients in the modules \wedge^q H, \wedge H^*, Sym^q H or Sym^q H^*, where H is the Out(F_n)-module obtained by abelianising the free group F_n. For reasons which are not…

Algebraic Topology · Mathematics 2010-12-08 Oscar Randal-Williams

We produce a highly structured way of associating a simplicial category to a model category which improves on work of Dwyer and Kan and answers a question of Hovey. We show that model categories satisfying a certain axiom are Quillen…

Algebraic Topology · Mathematics 2020-01-13 Charles Rezk , Stefan Schwede , Brooke Shipley

In a previous work, by extending the classical Quillen construction to the non-simply connected case, we have built a pair of adjoint functors, 'model' and 'realization', between the categories of simplicial sets and complete differential…

Algebraic Topology · Mathematics 2018-10-22 Urtzi Buijs , Yves Félix , Aniceto Murillo , Daniel Tanré

Persistent homology has become an important tool for extracting geometric and topological features from data, whose multi-scale features are summarized in a persistence diagram. From a statistical perspective, however, persistence diagrams…

Statistics Theory · Mathematics 2022-06-07 Siddharth Vishwanath , Kenji Fukumizu , Satoshi Kuriki , Bharath Sriperumbudur

We study the categorical framework for the computation of persistent homology, without reliance on a particular computational algorithm. The computation of persistent homology is commonly summarized as a matrix theorem, which we call the…

Algebraic Topology · Mathematics 2018-10-02 Killian Meehan , Andrei Pavlichenko , Jan Segert

We prove homology stability for elementary and special linear groups over rings with many units improving known stability ranges. Our result implies stability for unstable Quillen K-groups and proves a conjecture of Bass. For commutative…

K-Theory and Homology · Mathematics 2016-01-13 Marco Schlichting

We investigate combinatorial dynamical systems on simplicial complexes considered as {\em finite topological spaces}. Such systems arise in a natural way from sampling dynamics and may be used to reconstruct some features of the dynamics…

Algebraic Topology · Mathematics 2018-07-12 Tamal K. Dey , Mateusz Juda , Tomasz Kapela , Jacek Kubica , Michal Lipinski , Marian Mrozek

We prove an existence theorem for good moduli spaces, and use it to construct the second flip in the log minimal model program for the moduli space of stable curves. In fact, our methods give a uniform, self-contained construction of the…

Algebraic Geometry · Mathematics 2014-10-07 Jarod Alper , Maksym Fedorchuk , David Ishii Smyth , Frederick van der Wyck