Results 51 to 60 of about 196,126 (161)

Certain integrals involving logarithmic and exponential functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1994
In this paper we have evaluated the integrals∫0∞xn−1lnxexp(−ax−bx−1)dxand∫0∞xn−2(ax2−b)(lnx)2exp(−ax−bx−1)dxfor all n=1,2,3,…. Some applications of the results are discussed and an open problem is posed.
M. Aslam Chaudhry, M. Ahmad
doaj   +1 more source

Some trace inequalities for exponential and logarithmic functions [PDF]

open access: yesBulletin of Mathematical Sciences, 2019
Consider a function F(X,Y ) of pairs of positive matrices with values in the positive matrices such that whenever X and Y commute F(X,Y ) = XpYq. Our first main result gives conditions on F such that Tr[X log(F(Z,Y ))] ≤Tr[X(p log X + q log Y )] for all ...
Eric A. Carlen, Elliott H. Lieb
doaj   +1 more source

Construction of a family of non-stationary biorthogonal wavelets

open access: yesJournal of Inequalities and Applications, 2019
The family of exponential pseudo-splines is the non-stationary counterpart of the pseudo-splines and includes the exponential B-spline functions as special members.
Baoxing Zhang   +3 more
doaj   +1 more source

Deformed Algebras and Generalizations of Independence on Deformed Exponential Families

open access: yesEntropy, 2015
A deformed exponential family is a generalization of exponential families. Since the useful classes of power law tailed distributions are described by the deformed exponential families, they are important objects in the theory of complex systems.
Hiroshi Matsuzoe, Tatsuaki Wada
doaj   +1 more source

Nonsmooth Multiobjective Fractional Programming with Local Lipschitz Exponential B-p,r-Invexity

open access: yesJournal of Applied Mathematics, 2013
We study nonsmooth multiobjective fractional programming problem containing local Lipschitz exponential B-p,r-invex functions with respect to η and b. We introduce a new concept of nonconvex functions, called exponential B-p,r-invex functions.
Shun-Chin Ho
doaj   +1 more source

Changing sentences basing on the research of mathematical functions of criminal punishment (on the example of the USA)

open access: yesRussian Journal of Economics and Law, 2014
RETRACTION:Date of retraction: 13.03.2017Reason for retraction: Duplicate publication in several editions Additional information about the causes of retraction:The article "Changing sentences basing on the research  of mathematical functions of criminal ...
S. G. Ol'kov
doaj  

The second coefficient of a function with all derivatives univalent

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1982
We consider the second coefficient of a class of functions, univalent and normalized, and with all derivatives univalent in the unit disk D, and improve on a known result. It is also shown that this bound is in a sense best possible.
A. Sathaye, S. M. Shah
doaj   +1 more source

Exponential type convexity and some related inequalities

open access: yesJournal of Inequalities and Applications, 2020
In this manuscript, we give and study the concept of exponential type convex functions and some of their algebraic properties. We prove two Hermite–Hadamard (H-H) type integral inequalities for the newly introduced class of functions. We also obtain some
Mahir Kadakal, İmdat İşcan
doaj   +1 more source

Computation of the Golden Matrix Exponential Functions of Special Matrices

open access: yesJournal of New Theory
Computation of the matrix exponential functions is important in solving various scientific and engineering problems due to their active role in solving differential equations.
Mustafa Bahşi, Efruz Özlem Mersin
doaj   +1 more source

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