Results 21 to 30 of about 975 (221)

Pseudostarlike and pseudoconvex Dirichlet series of the order $\alpha$ and the type $\beta$

open access: yesМатематичні Студії, 2020
The concepts of the pseudostarlikeness of order $\alpha\in [0,\,1)$ and type $\beta\in (0,\,1]$ and the pseudoconvexity of order $\alpha$ and type $\beta$ are introduced for Dirichlet series with null abscissa of absolute convergence.
M.M. Sheremeta
doaj   +1 more source

On certain subclass of Dirichlet series absolutely convergent in half-plane

open access: yesМатематичні Студії, 2022
Denote by $\mathfrak{D}_0$ a class of absolutely convergent in half-plane $\Pi_0=\{s\colon \text{Re}\,s 0$, $h0$. For $0\le\alpha\alpha$ for all $s\in \Pi_0$.
M. M. Sheremeta
doaj   +1 more source

Hermite-Hadamard Type Inequalities for Composite Log-Convex Functions [PDF]

open access: yesMathematics and Statistics, 2020
© 2020 by authors, all rights reserved. Hermite-Hadamard type inequalities related to convex functions are widely being studied in functional analysis. Researchers have refined the convex functions as quasi-convex, h-convex, log-convex, m-convex, (α,m)-convex and many more.
Alam, NMFHNB   +2 more
openaire   +2 more sources

Mathematical evaluation on the applicability of bolter miners based on variable weight fuzzy theory

open access: yesMeitan xuebao, 2023
With remote automatic control and ground control, bolter miners have the significant technical advantages of digging-bolting-drilling, full width cutting, driving-bolting synchronization, bolting-transporting parallel, multi-anchor balance and so on, and
Jingong MA, Dejun SONG
doaj   +1 more source

Relative growth of Hadamard compositions of entire Dirichlet series

open access: yesVisnyk Lvivskogo Universytetu Seriya Mekhaniko-Matematychna, 2023
Summary: Let \(F(s)=\sum\limits_{n=1}^{\infty}a_n\exp\{s\lambda_n\}\) and \(F_j(s)=\sum\limits_{n=1}^{\infty}a_{n,j}\exp\{s\lambda_n\}\) be entire Dirichlet series with exponents \( 0\le\lambda_n\uparrow+\infty\). The function \(F\) is called Hadamard composition of the genus \(m \geq 1\) of the functions \(F_j\) if \( a_n=P(a_{n,1},\dots ,a_{n,p ...
Mulyava, Oksana   +2 more
openaire   +1 more source

On the novel Hermite-Hadamard inequalities for composite inverse functions

open access: yesFilomat, 2023
The goal of this research is to discover some identities in the general form of the sum of left and right-sided weighted fractional integrals of a function concerning to another function. Using composite convex functions, several fractional Hermite-Hadamard inequalities are derived.
Muhammad Samraiz   +4 more
openaire   +1 more source

Linear Codes and the Existence of a Reversible Hadamard Difference Set inZ2×Z2×Z45

open access: yes, 1997
Linear codes overGF(5) are utilized for the construction of a reversible abelian Hadamard difference set inZ2×Z2×Z45. This is the first example of an abelian Hadamard difference set in a group of order divisible by a primep≡1 (mod 4).
Tonchev, Vladimir D., van Eupen, M.
core   +2 more sources

On some compositions of Hadamard type in classes of analytic functions [PDF]

open access: yesBulletin of the American Mathematical Society, 1959
(1) ft(s) £ — «• n-i n leads to an element of the same class. A little weaker conjecture than I would be the following: CONJECTURE I I . h(z) has a nonvanishing derivative in \z\ < 1 . The Conjecture I would mean that under this composition rule 5 forms a semi-group containing the unit element z/(l— z).
Loewner, C., Netanyahu, E.
openaire   +3 more sources

Some Cryptographic Properties of Functions Based on their 2q-Nega-Hadamard Transform [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences
Negabent functions play a vital role in the field of cryptography and coding theory for designing secure cryptosystems. In this article, we investigate the various properties of 2q-nega-Hadamard transform (2q-NHT) of the functions from Z_q^n to Z_2q with
Deep Singh   +4 more
doaj   +1 more source

Composite Minimization Problems in Hadamard Spaces

open access: yesJournal of Applied Mathematics and Physics, 2020
In this paper, we prove some Δ-convergence and strong convergence results for the sequence generated by a new algorithm to a minimizer of two convex functions and a common fixed point for quasi-pseudo-contractive mappings in Hadamard spaces. Our theorems improve and generalize some recent results in the literature.
openaire   +2 more sources

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