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Related papers: Algebraic Poincare cobordism

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We study the cobordism of manifolds with boundary, and its applications to codimension 2 embeddings $M^m\subset N^{m+2}$, using the method of the algebraic theory of surgery. The first main result is a splitting theorem for cobordisms of…

Geometric Topology · Mathematics 2018-05-22 Maciej Borodzik , András Némethi , Andrew Ranicki

We introduce a formalism based on a combinatorial notion of cell complex subject to an inclusion-reversing duality operation. Our main goal is to open the way for a functorial definition of field theories in a context where no manifold or…

Mathematical Physics · Physics 2022-04-15 Maxime Savoy

We introduce a notion of Poincar\'e duality for pairs of $\infty$-categories, extending Poincar\'e-Lefschetz duality for pairs of spaces. This categorical extension yields an efficient book-keeping device that affords, among other things, a…

Algebraic Topology · Mathematics 2025-10-24 Andrea Bianchi , Kaif Hilman , Dominik Kirstein , Christian Kremer

A formula for computation of the bivariate Poincar\'e series $\mathcal{P}_d(z,t)$ for the algebra of covariants of binary $d$-form is found.

Algebraic Geometry · Mathematics 2010-06-11 Leonid Bedratyuk

An elementary introduction to the principles of algebraic surgery.

Algebraic Topology · Mathematics 2007-05-23 Andrew Ranicki

In the 1980s Matthias Kreck developed a modified surgery theory with obstructions in a hardly understood monoid $l_n(Z[\pi])$. This paper presents a couple of purely algebraic tools to find out whether an element in $l_{2q}(R)$ is…

Algebraic Topology · Mathematics 2007-05-23 Jörg Sixt

An introduction to the applications of algebraic surgery to the structure theory of high-dimensional topological manifolds.

Algebraic Topology · Mathematics 2007-05-23 Andrew Ranicki

We briefly describe the importance of division algebras and Poincar\'e conjecture in both mathematical and physical scenarios. Mathematically, we argue that using the torsion concept one can combine the formalisms of division algebras and…

General Physics · Physics 2014-08-27 J. A. Nieto

A systematic study of non-trivial cubic extensions of the four-dimensional Poincar\'e algebra is undertaken. Explicit examples are given with various techniques (Young tableau, characters etc).

High Energy Physics - Theory · Physics 2008-11-26 M. Rausch de Traubenberg

A general method to easily build global and relative operators for any number n of elementary systems if they are defined for 2 is presented. It is based on properties of the morphisms valued in the tensor products of algebras of the…

High Energy Physics - Theory · Physics 2015-06-26 Emanuele Sorace

For Poincare series of binary polyhedral groups and Coxeter polynomials there are obtained statements close to the Euclid algorithm and orthogonal polynomials theory: generalized Ebeling formula, decompositions into ramified continued…

Geometric Topology · Mathematics 2009-02-20 Gennadiy Ilyuta

Explicit formulas for computation of the Poincar\'e series for the algebras of joint $SL_2$-invariants and covariants of $n$ linear forms in terms of Narayana polynomials are found. Also, for these algebras we calculate the degrees and…

Commutative Algebra · Mathematics 2015-04-28 Nadia Ilash

We describe various structures of algebraic nature on the space of continuous valuations on convex sets, their properties (like versions of Poincar\'e duality and hard Lefschetz theorem), and their relations and applications to integral…

Metric Geometry · Mathematics 2007-05-23 Semyon Alesker

In this paper we study the structure of the Algebraic Cobordism ring of a variety as a module over the Lazard ring, and show that it has relations in positive codimensions. We actually prove the stronger graded version. This extends the…

Algebraic Geometry · Mathematics 2014-12-23 Alexander Vishik

We introduce a structure termed ``connected cyclic diagonal'' on a chain complex, which induces stable power operations in its cohomology with the property that negative power operations consistently vanish. This chain level structure is…

Algebraic Topology · Mathematics 2024-02-02 Federico Cantero-Morán , Aníbal Medina-Mardones

In our paper Semi-symmetric Algebras: General Constructions, J. Algebra, 148 (1992), pp. 479-496, we present the construction of the semi-symmetric algebra of a module over a commutative ring with unit, which generalizes the tensor algebra,…

Rings and Algebras · Mathematics 2009-06-01 Valentin Vankov Iliev

Let $\mathcal{C}_{\mathbi{d}},$ $\mathcal{I}_{\mathbi{d}},$ $\mathbi{d}{=}(d_1,d_2,..., d_n)$ be the algebras of join covariants and joint invariants of the $n$ binary forms of degrees $d_1,d_2,..., d_n.$ Formulas for computation of the…

Algebraic Geometry · Mathematics 2011-12-06 Leonid Bedratyuk

In the paper, I considered construction of algebra of fractions of algebra with conjugation. I also considered algebra of polynomials and algebra of rational mappings over algebra with conjugation.

General Mathematics · Mathematics 2012-06-04 Aleks Kleyn

We associate a bivariant theory to any suitable oriented Borel-Moore homology theory on the category of algebraic schemes or the category of algebraic G-schemes. Applying this to the theory of algebraic cobordism yields operational…

Algebraic Geometry · Mathematics 2016-01-20 José Luis González , Kalle Karu

We show that the additive category of chain complexes parametrized by a finite simplicial complex $K$ forms a category with chain duality. This fact, never fully proven in the original reference, is fundamental for Ranicki's algebraic…

Algebraic Topology · Mathematics 2024-01-02 James F. Davis , Carmen Rovi
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