Results 11 to 20 of about 43 (43)

Generalized classes of starlike and convex functions of order α

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 8, Issue 3, Page 455-467, 1985., 1985
We have introduced, in this paper, the generalized classes of starlike and convex functions of order α by using the fractional calculus. We then proved some subordination theorems, argument theorems, and various results of modified Hadamard product for functions belonging to these classes.
Shigeyoshi Owa, C. Y. Shen
wiley   +1 more source

Theory and applications of first-order systems of Stieltjes differential equations

open access: yesAdvances in Nonlinear Analysis, 2017
We set up the basic theory of existence and uniqueness of solutions for systems of differential equations with usual derivatives replaced by Stieltjes derivatives.
Frigon Marlène, Pouso Rodrigo López
doaj   +1 more source

On second-order linear Stieltjes differential equations with non-constant coefficients

open access: yesOpen Mathematics
In this work, we define the notions of Wronskian and simplified Wronskian for Stieltjes derivatives and study some of their properties in a similar manner to the context of time scales or the usual derivative.
Fernández Francisco J.   +2 more
doaj   +1 more source

Some well-known inequalities of Ostrowski like for Caputo derivatives

open access: yesApplied Mathematics in Science and Engineering
This paper aims to provide new versions of some known inequalities by applying Caputo fractional derivatives. Ostrowski, Hermite-Hadamard and Ostrowski-Grüss-type inequalities are given. Generalized conditions of existing inequalities are analysed to get
Yonghong Liu   +4 more
doaj   +1 more source

Strongly (g,h;α − m)-convex functions and the consequent Hermite–Hadamard-type inequalities

open access: yesApplied Mathematics in Science and Engineering
In this paper, we define a new class of strongly [Formula: see text]-convex functions. Some important implications are listed and related with already known classes.
Yonghong Liu   +5 more
doaj   +1 more source

On singular nonlinear distributional and impulsive initial and boundary value problems

open access: yesBoundary Value Problems, 2011
Purpose To derive existence and comparison results for extremal solutions of nonlinear singular distributional initial value problems and boundary value problems.
Heikkilä Seppo
doaj  

Neopetrocyclamines A and B, polycyclic diamine alkaloids from the sponge Neopetrosia cf exigua. [PDF]

open access: yesJ Nat Prod, 2015
Liang Z   +5 more
europepmc   +1 more source

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