Results 21 to 30 of about 4,312,405 (312)

Representing piecewise linear functions by functions with small arity

open access: yesApplicable Algebra in Engineering, Communication and Computing, 2023
A piecewise linear function can be described in different forms: as an arbitrarily nested expression of $\min$- and $\max$-functions, as a difference of two convex piecewise linear functions, or as a linear combination of maxima of affine-linear functions.
Christoph Koutschan   +3 more
openaire   +3 more sources

Further investigation "On an open problem of Zhang and Xu" [PDF]

open access: yesMathematica Bohemica, 2018
The purpose of the paper is to study the uniqueness of meromorphic functions sharing a nonzero polynomial. The result of the paper improves and generalizes the recent results due to X. B. Zhang and J. F. Xu (2011).
Sujoy Majumder
doaj   +1 more source

Value Distribution and Arbitrary-Order Derivatives of Meromorphic Solutions of Complex Linear Differential Equations in the Unit Disc

open access: yesMathematics, 2019
In this paper, we investigate the value distribution of meromorphic solutions and their arbitrary-order derivatives of the complex linear differential equation f ′ ′ + A ( z ) f ′ + B ( z ) f = F ( z ) in Δ
Hai-Ying Chen, Xiu-Min Zheng
doaj   +1 more source

Small sets and Markov transition densities [PDF]

open access: yes, 2002
The theory of general state-space Markov chains can be strongly related to the case of discrete state-space by use of the notion of small sets and associated minorization conditions. The general theory shows that small sets exist for all Markov chains on
Montana, Giovanni   +2 more
core   +1 more source

Endothelial activation impairs the function of small extracellular vesicles

open access: yesFrontiers in Pharmacology, 2023
Small extracellular vesicles are nanosized vesicles (30–200 nm) that can ferry proteins, nucleic acids, and lipids between cells and therefore, have significant potential as biomarkers, drug delivery tools or therapeutic agents.
Nicolas Herrera-Zelada   +14 more
doaj   +1 more source

A Simple Proof of the Chuang’s Inequality

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2017
The purpose of this paper is to present a short proof of the Chuang’s inequality.
Chakraborty Bikash
doaj   +1 more source

Values shared by meromorphic functions and their derivatives

open access: yesArab Journal of Mathematical Sciences, 2016
In this paper we deal with the problem of uniqueness of meromorphic functions as well as their power which share a small function with their derivatives and obtain some results which improve and generalize the recent results due to Zhang and Yang (2009 ...
Sujoy Majumder
doaj   +1 more source

Emerging Roles of Small GTPases in Islet β-Cell Function

open access: yesCells, 2021
Several small guanosine triphosphatases (GTPases) from the Ras protein superfamily regulate glucose-stimulated insulin secretion in the pancreatic islet β-cell.
Rajakrishnan Veluthakal   +1 more
doaj   +1 more source

Induction and synchronization of oestrus in sheep and goats [PDF]

open access: yesJournal of Central European Agriculture, 2021
Different methods for oestrus induction and synchronization in domestic small ruminants have been developed. Seasonality and female’s status are important factors for choosing the most appropriate treatment. In the case of females during breeding season,
Pavlo SKLIAROV   +4 more
doaj   +1 more source

Value distribution of meromorphic solutions of homogeneous and non-homogeneous complex linear differential-difference equations

open access: yesOpen Mathematics, 2016
In this paper, we investigate the value distribution of meromorphic solutions of homogeneous and non-homogeneous complex linear differential-difference equations, and obtain the results on the relations between the order of the solutions and the ...
Luo Li-Qin, Zheng Xiu-Min
doaj   +1 more source

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