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In this note some generalization of the Chern character is discussed from the chromatic point of view. We construct a multiplicative G_{n+1}-equivariant natural transformation \Theta from some height (n+1) cohomology theory E^*(-) to the…

Algebraic Topology · Mathematics 2009-04-13 Takeshi Torii

We employ combinatorial techniques to present an explicit formula for the coefficients in front of Chern classes involving in the Hattori-Stong integrability conditions. We also give an evenness condition for the signature of stably…

Differential Geometry · Mathematics 2026-02-25 Ping Li , Wangyang Lin

A general method for the construction of smooth flat connections on 3-manifolds is introduced. The procedure is strictly connected with the deduction of the fundamental group of a manifold M by means of a Heegaard splitting presentation of…

High Energy Physics - Theory · Physics 2018-03-14 Enore Guadagnini , Philippe Mathieu , Frank Thuillier

We show that the notion of generalized Lenard chains naturally allows formulation of the theory of multi-separable and superintegrable systems in the context of bi-Hamiltonian geometry. We prove that the existence of generalized Lenard…

Exactly Solvable and Integrable Systems · Physics 2015-06-05 Piergiulio Tempesta , Giorgio Tondo

The main purpose of this paper is providing a simple method to generate the matrices of irreducible representations because it is useful to reduce the computational time of solving the eigenvalue problems. The only information we need to…

Mathematical Physics · Physics 2007-08-07 Young-Chung Hsue

We show that the characters of tilting modules can be used, in a concrete and explicit way, to obtain the simple characters of a connected reductive algebraic group $G$ over an algebraically closed field $\Bbbk$ of characteristic $p$, for…

Representation Theory · Mathematics 2019-12-09 Paul Sobaje

In this paper, we prove that infinitesimal equivariant Chern-Connes characters are well-defined. We decompose an equivariant index as a pairing of infinitesimal equivariant Chern-Connes characters with the Chern character of an idempotent…

Differential Geometry · Mathematics 2016-03-28 Yong Wang

In this paper, we show how to discretize the abelian Chern-Simons gauge theory on generic planar lattices/graphs (with or without translational symmetries) embedded in arbitrary 2D closed orientable manifolds. We find that, as long as a…

Strongly Correlated Electrons · Physics 2015-10-01 Kai Sun , Krishna Kumar , Eduardo Fradkin

We prove a relative form of Verdier's specialization formula, and apply it to derive a Chern class identity predicted by string dualities.

Algebraic Geometry · Mathematics 2016-03-18 James Fullwood , Dongxu Wang

This paper presents a GAN for generating images of handwritten lines conditioned on arbitrary text and latent style vectors. Unlike prior work, which produce stroke points or single-word images, this model generates entire lines of offline…

Computer Vision and Pattern Recognition · Computer Science 2020-09-03 Brian Davis , Chris Tensmeyer , Brian Price , Curtis Wigington , Bryan Morse , Rajiv Jain

In this paper we introduce a formula to compute Chern classes of fibered products of algebraic surfaces. For f, a generic projection to CP^2, of an algebraic surface X, we define X_k (for k smaller than degf) to be the k products of X over…

alg-geom · Mathematics 2008-02-03 Mina Teicher

We construct a Hochschild-Kostant-Rosenberg-type quasi-isomorphism for the negative cyclic homology of the category of global matrix factorizations on a smooth separated scheme of finite type over a field. The map is explicit enough to…

Algebraic Geometry · Mathematics 2021-09-30 Kuerak Chung , Bumsig Kim , Taejung Kim

We compute explicit formulas for the Euler characteristic of line bundles in the two exceptional examples of Hyperk\"ahler Manifolds introduced by O'Grady. In the Appendix Yalong Cao and Chen Jiang use our formulas to compute the Chern…

Algebraic Geometry · Mathematics 2023-11-15 Ángel David Ríos Ortiz

Bleher and Kuijlaars recently showed that the eigenvalue correlations from matrix ensembles with external source can be expressed by means of a kernel built out of special multiple orthogonal polynomials. We derive a Christoffel-Darboux…

Classical Analysis and ODEs · Mathematics 2010-07-29 E. Daems , A. B. J. Kuijlaars

For a given spectral curve, we construct a family of symplectic dual spectral curves for which we prove an explicit formula expressing the $n$-point functions produced by the topological recursion on these curves via the $n$-point functions…

Mathematical Physics · Physics 2025-01-22 Alexander Alexandrov , Boris Bychkov , Petr Dunin-Barkowski , Maxim Kazarian , Sergey Shadrin

We describe an adaptive version of a method for generating valid naturally curved quadrilateral meshes. The method uses a guiding field, derived from the concept of a cross field, to create block decompositions of multiply connected two…

Numerical Analysis · Mathematics 2020-02-18 Julian Marcon , David A. Kopriva , Spencer J. Sherwin , Joaquim Peiró

In this paper we compare different notions of transversality for possible singular complex algebraic or analytic subsets of an ambient complex manifold and prove a refined intersection formula for their Chern-Schwartz-MacPherson classes. In…

Algebraic Geometry · Mathematics 2016-01-07 Joerg Schuermann

After a brief description of the $\mathbb{Z}$-graded differential Poisson algebra, we introduce a covariant star product for exterior differential forms and give an explicit expression for it up to second order in the deformation parameter…

High Energy Physics - Theory · Physics 2010-05-13 Shannon McCurdy , Bruno Zumino

Recurrent neural networks are convenient and efficient models for language modeling. However, when applied on the level of characters instead of words, they suffer from several problems. In order to successfully model long-term…

Machine Learning · Computer Science 2015-11-25 Piotr Bojanowski , Armand Joulin , Tomas Mikolov

We develop a unified method to study spectral determinants for several different manifolds, including spheres and hemispheres, and projective spaces. This is a direct consequence of an approach based on deriving recursion relations for the…

Spectral Theory · Mathematics 2025-06-30 J. Cunha , P. Freitas