Results 61 to 70 of about 11,448,216 (76)

Properties of the Sieve Bootstrap for Fractionally Integrated and Non-Invertible Processes [PDF]

open access: yes
In this paper we will investigate the consequences of applying the sieve bootstrap under regularity conditions that are sufficiently general to encompass both fractionally integrated and non-invertible processes.
D. S. Poskitt
core  

ON FISHER INFORMATION INEQUALITIES AND SCORE FUNCTIONS IN NON-INVERTIBLE LINEAR SYSTEMS

open access: yes, 2008
. In this note, we review score functions properties and discuss inequalities on the Fisher Information Matrix of a random vector subjected to linear non-invertible transformations. We give alternate derivations of results previously published in [6] and
J. -f. Bercher, C. Vignat
core  

On the ratio of the sum of divisors and Euler’s totient function II [PDF]

open access: yes, 2014
We find the form of all solutions to ø(n) | σ(n) with three or fewer prime factors, except when the quotient is 4 and n is ...
Qizhi Zhou   +3 more
core  

Invertible Linear Transforms Implemented by Integer Mapping

open access: yes, 2000
The general integer mapping theory of invertible linear transforms is considered in this paper. Two terms of integer factor and elementary triangular matrix are introduced.
Hao Pengwei, Shi Qingyun
core  

Splayed divisors and their chern classes

open access: yes, 2012
. We obtain several new characterizations of splayedness for divisors: a Leibniz property for ideals of singularity subschemes, the vanishing of a ‘splayed-ness ’ module, and the requirements that certain natural morphisms of modules and sheaves of ...
Paolo Aluffi, Eleonore Faber
core  
Some of the next articles are maybe not open access.

Coherent sheaves on Pn and problems of linear algebra

Functional Analysis and Its Applications, 1978
A A Beilinson
exaly  

The geometry of Π-invertible sheaves

Journal of Geometry and Physics, 2014
exaly  

Vanishing theorems for invertible sheaves

1992
Eckart Viehweg, Hélène Esnault
exaly  

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