Results 51 to 60 of about 11,448,216 (76)

Chern classes for coherent sheaves [PDF]

open access: yes
We present in this paper a construction of Chern classes for a coherent sheaf S on a complex manifold X. In fact we construct classes Cp(S) in H2p(X, C), depending only on the smooth equivalence class of the sheaf S. and analytic classes CAp(S) in Hp(
Green, Howard Ivor
core  

Computing the equivariant Euler characteristic of Zariski and étale sheaves on curves

open access: yes, 2005
We prove an equivariant Grothendieck-Ogg-Shafarevich formula. This formula may be viewed as an étale analogue of well-known formulas for Zariski sheaves generalizing the classical Chevalley-Weil formula.
Koeck, Bernhard
core   +1 more source

Piecewise linear sheaves

open access: yes, 2022
A few corrections, including bibliographical, with respect to the previous version. This paper is a continuation of arXiv:1705.00955. to appear at IMRNOn a finite-dimensional real vector space, we give a microlocal characterization of (derived) piecewise
Kashiwara, Masaki, Schapira, Pierre
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Duality for relative logarithmic de Rham–Witt sheaves and wildly ramified class field theory over finite fields [PDF]

open access: yes, 2018
In order to study p-adic etale cohomology of an open subvariety U of a smooth proper variety X over a perfect field of characteristic p > 0, we introduce new p-primary torsion sheaves.
Saito, Shuji   +5 more
core   +1 more source

Linear Free Divisors and Quiver Representations∗ [PDF]

open access: yes, 2006
http://arXiv./org/abs/math.AG/0509221Linear free divisors are free divisors, in the sense of K.Saito, with linear presentation matrix (example: normal crossing divisors).
Mond, David, Buchweitz, Ragnar-Olaf
core   +1 more source

Moduli of sheaves, quiver moduli, and stability [PDF]

open access: yes, 2018
The goal of this thesis is to provide a modern interpretation and an extension of the classical works of the 1970s and 1980s constructing moduli spaces of vector bundles and coherent sheaves on projective spaces by means of "linear data", that is ...
Maiorana, Andrea
core  

Families of vector bundles and linear systems of theta divisors

open access: yes, 2017
Let [Formula: see text] be a smooth complex projective curve of genus [Formula: see text] and let [Formula: see text] be a point. From Hecke correspondence, any stable bundle on [Formula: see text] of rank [Formula: see text] and determinant [Formula ...
Sonia Brivio
core   +1 more source

Robust disturbance rejection for left-invertible linear systems with nonlinear-uncertain structure

open access: yes, 1999
The problem of robust disturbance rejection for left invertible linear systems, with nonlinear uncertain structure and with measurable and nonmeasurable disturbances, is solved via an independent from the uncertainties static measurement output feedback ...
Koumboulis, FN   +3 more
core   +1 more source

Video Prediction with Invertible Linear Embeddings [PDF]

open access: yes, 2019
Using recently popularized invertible neural network We predict future video frames from complex dynamic scenes. Our invertible linear embedding (ILE) demonstrates successful learning, prediction and latent state inference.
Pottorff, Robert Thomas
core  

The Finite-Sample Properties of Autoregressive Approximations of Fractionally-Integrated and Non-Invertible Processes [PDF]

open access: yes
This paper investigates the empirical properties of autoregressive approximations to two classes of process for which the usual regularity conditions do not apply; namely the non-invertible and fractionally integrated processes considered in Poskitt ...
D. S. Poskitt, S. D. Grose
core  

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