Results 31 to 40 of about 1,282,859 (290)

About the Resolvent Kernel of Neutral Linear Fractional System with Distributed Delays

open access: yesMathematics, 2022
The present work considers the initial problem (IP) for a linear neutral system with derivatives in Caputo’s sense of incommensurate order, distributed delay and various kinds of initial functions.
Hristo Kiskinov   +2 more
doaj   +1 more source

Local Uniqueness of the Circular Integral Invariant

open access: yes, 2012
This article is concerned with the representation of curves by means of integral invariants. In contrast to the classical differential invariants they have the advantage of being less sensitive with respect to noise. The integral invariant most common in
Bauer, Martin   +2 more
core   +1 more source

The Elliptic Double-Box Integral: Massless Amplitudes Beyond Polylogarithms [PDF]

open access: yes, 2018
We derive an analytic representation of the ten-particle, two-loop double-box integral as an elliptic integral over weight-three polylogarithms. To obtain this form, we first derive a four-fold, rational (Feynman-)parametric representation for the ...
Bourjaily, Jacob L.   +4 more
core   +2 more sources

A Quality Improvement Initiative to Standardize Pneumocystis jirovecii Pneumonia Prophylaxis in Pediatric Patients With Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric patients with extracranial solid tumors (ST) receiving chemotherapy are at an increased risk for Pneumocystis jirovecii pneumonia (PJP). However, evidence guiding prophylaxis practices in this population is limited. A PJP‐related fatality at our institution highlighted inconsistent prescribing approaches and concerns about
Kriti Kumar   +8 more
wiley   +1 more source

Integral representation with respect to fractional Brownian motion under a log-Hölder assumption

open access: yesModern Stochastics: Theory and Applications, 2015
We show that if a random variable is the final value of an adapted log-Hölder continuous process, then it can be represented as a stochastic integral with respect to a fractional Brownian motion with adapted integrand.
Taras Shalaiko, Georgiy Shevchenko
doaj   +1 more source

Path-integral representation for a stochastic sandpile

open access: yes, 2002
We introduce an operator description for a stochastic sandpile model with a conserved particle density, and develop a path-integral representation for its evolution. The resulting (exact) expression for the effective action highlights certain interesting
  +26 more
core   +1 more source

Yang-Mills Integrals [PDF]

open access: yes, 2001
Two results are presented for reduced Yang-Mills integrals with different symmetry groups and dimensions: the first is a compact integral representation in terms of the relevant variables of the integral, the second is a method to analytically evaluate ...
Ambjorn J   +22 more
core   +3 more sources

Integral representation without additivity [PDF]

open access: yesProceedings of the American Mathematical Society, 1986
Let I I be a norm-continuous functional on the space B B of bounded Σ \Sigma -measurable real valued functions on a set S S , where Σ \Sigma is an algebra of subsets of S S .
openaire   +1 more source

Sickle Cell Disease Is an Inherent Risk for Asthma in a Sibling Comparison Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Sickle cell disease (SCD) and asthma share a complex relationship. Although estimates vary, asthma prevalence in children with SCD is believed to be comparable to or higher than the general population. Determining whether SCD confers an increased risk for asthma remains challenging due to overlapping symptoms and the ...
Suhei C. Zuleta De Bernardis   +9 more
wiley   +1 more source

Advances in the generalized Cesàro polynomials

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
Cesàro polynomials have been extended in various ways and applied in diverse areas. In this paper, we aim to introduce a multivariable and multiparameter generalization of Cesàro polynomials.
N. Özmen, E. Erkuş-Duman
doaj   +1 more source

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