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This manuscript develops a geometric approach to ordinary cohomology of smooth manifolds, constructing a cochain complex model based on co-oriented smooth maps from manifolds with corners. Special attention is given to the pull-back product…

Algebraic Topology · Mathematics 2026-05-01 Greg Friedman , Anibal M. Medina-Mardones , Dev Sinha

We study a naturally occurring $E_{\infty}$-subalgebra of the full $E_2$-Hochschild cochain complex arising from coherent cochains. For group rings and certain category algebras, these cochains detect $H^*(B {\cal{C}})$, the simplicial…

Algebraic Topology · Mathematics 2018-02-12 Jerry Lodder

We show that the category of numerically generated pointed spaces is complete, cocomplete, and monoidally closed with respect to the smash product, and then utilize these features to establish a simple but flexible method for constructing…

Algebraic Topology · Mathematics 2010-10-19 K. Shimakawa , K. Yoshida , T. Haraguchi

An equivalent description of a symmetric monoidal category is introduced in which, instead of separate associator and commutator isomorphisms satisfying the usual coherence axioms, we simply have associo-commutator isomorphisms satisfying…

Category Theory · Mathematics 2025-12-25 Josep Elgueta

We generalise the fold map for the wedge sum and use this to give a loop space decomposition of topological spaces with a high degree of symmetry. This is applied to polyhedral products to give a loop space decomposition of polyhedral…

Algebraic Topology · Mathematics 2023-11-01 Lewis Stanton

In this paper we prove that, taking $X$ a Hausdorff topological space, the homotopy groups of the spaces $SP_{m}(X)$ and $F_{m}(X)$, both called symmetric products, are monomorphic. We also introduce a new algebraic tool in topology: the…

Algebraic Topology · Mathematics 2023-11-08 Eduardo Blanco-Gómez

We introduce the notion of coupled embeddability, defined for maps on products of topological spaces. We use known results for nonsingular biskew and bilinear maps to generate simple examples and nonexamples of coupled embeddings. We study…

Geometric Topology · Mathematics 2021-07-22 Florian Frick , Michael Harrison

It is common to encounter symmetric monoidal categories $\mathcal{C}$ for which every object is equipped with an algebraic structure, in a way that is compatible with the monoidal product and unit in $\mathcal{C}$. We define this formally…

Category Theory · Mathematics 2020-05-06 Brendan Fong , David I Spivak

In this paper we present a topological way of building a compactification of a symmetric space from a compactification of a Weyl Chamber.

Differential Geometry · Mathematics 2013-05-07 Pedro J. Freitas

Using the topological technique of diagrams of spaces, we calculate the homology of the union and the complement of finite arrangements of subspaces of the form $D + SP^{n-d}(X)$ in symmetric products $SP^n(X)$ where $D\in SP^d(X)$. As an…

Combinatorics · Mathematics 2007-05-23 Pavle Blagojevic , Vladimir Grujic , Rade Zivaljevic

Let M be the product of two compact Hamiltonian T-spaces X and Y. We present a formula for evaluating integrals on the symplectic reduction of M by the diagonal T action. At every regular value of the moment map for X x Y, the integral is…

Symplectic Geometry · Mathematics 2009-09-10 R. F. Goldin , S. Martin

Presentations for unbraided, braided and symmetric pseudomonoids are defined. Biequivalences characterising the semistrict bicategories generated by these presentations are proven. It is shown that these biequivalences categorify results in…

Category Theory · Mathematics 2018-12-04 Dominic Verdon

In toric topology, to a simplicial complex $K$ with $m$ vertices, one associates two spaces, the moment-angle complex $\mathcal{Z}_K$ and the Davis-Januszkiewicz space $DJ_K$. These spaces are connected by a homotopy fibration…

Algebraic Topology · Mathematics 2018-07-03 Kouyemon Iriye , Daisuke Kishimoto

We introduce homotopical methods based on rewriting on higher-dimensional categories to prove coherence results in categories with an algebraic structure. We express the coherence problem for (symmetric) monoidal categories as an…

Category Theory · Mathematics 2012-11-13 Yves Guiraud , Philippe Malbos

We relate polyhedral products of topological spaces to graph products of groups. The loop homology algebras of polyhedral products are identified with the universal enveloping algebras of the Lie algebras associated with central series of…

Algebraic Topology · Mathematics 2025-01-17 Taras Panov , Temurbek Rahmatullaev

Polyhedral products were defined by Bahri, Bendersky, Cohen and Gitler, to be spaces obtained as unions of certain product spaces indexed by the simplices of an abstract simplicial complex. In this paper we give a very general homotopy…

Algebraic Topology · Mathematics 2024-07-02 Daisuke Kishimoto , Ran Levi

In this paper, we introduce the notion of generalized $s$-manifolds, which is a generalization of symmetric spaces. Then we give a method to construct generalized $s$-manifolds and present some typical examples. We study polars and…

Differential Geometry · Mathematics 2025-08-20 Shinji Ohno , Takashi Sakai

Staic defined symmetric cohomology of groups and studied that the secondary symmetric cohomology group is corresponding to group extensions and the injectivity of the canonical map from symmetric cohomology to classical cohomology. In this…

Rings and Algebras · Mathematics 2023-07-10 Yuta Shiba , Katsunori Sanada , Ayako Itaba

We define a notion of symmetric monoidal closed (SMC) theory, consisting of a SMC signature augmented with equations, and describe the classifying categories of such theories in terms of proof nets.

Logic in Computer Science · Computer Science 2009-06-08 Richard Garner , Tom Hirschowitz , Aurélien Pardon

We discuss various aspects of "braid spaces'' or configuration spaces of unordered points on manifolds. First we describe how the homology of these spaces is affected by puncturing the underlying manifold, hence extending some results of…

Algebraic Topology · Mathematics 2008-07-07 Sadok Kallel