Results 31 to 40 of about 1,491,687 (323)

Reciprocal classes of p-valently spirallike and p-valently Robertson functions [PDF]

open access: yesJournal of Inequalities and Applications, 2011
Abstract For p-valently spirallike and p-valently Robertson functions in the open unit disk U , reciprocal classes S p
Uyanık, Neslihan   +3 more
openaire   +4 more sources

Coefficient estimates for some classes of p-valent functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1988
Let Ap, where p is a positive integer, denote the class of functions f(z)=zp+∑n=p+1anzn which are analytic in U={z:|z|
M. K. Aouf
doaj   +1 more source

Results on spirallike p-valent functions

open access: yesAIMS Mathematics, 2018
In this paper, we introduce two new subclasses of p-valent spirallike functions of order α:We prove necessary and suffcient conditions for these newly defined classes and also point out someknown consequences of our results.
Nazar Khan   +3 more
doaj   +1 more source

$(s,p)$-Valent Functions

open access: yes, 2015
arXiv admin note: text overlap with arXiv:1102 ...
Friedland, Omer, Yomdin, Yosef
openaire   +2 more sources

Coadjoint orbits of symplectic diffeomorphisms of surfaces and ideal hydrodynamics [PDF]

open access: yes, 2016
We give a classification of generic coadjoint orbits for the groups of symplectomorphisms and Hamiltonian diffeomorphisms of a closed symplectic surface.
Izosimov, Anton   +2 more
core   +3 more sources

Properties of neighborhood for certain classes associated with complex order and m-q-p-valent functions with higher order

open access: yesJournal of the Egyptian Mathematical Society, 2022
In this paper, by using q -calculus (Jackson’s q -derivative) $$D_{q,p}$$ D q , p we defined new operator $$D_{\lambda ,q,p}^{n}f^{(m)}(z)$$ D λ , q , p n f ( m ) ( z ) .
S. Madian
semanticscholar   +1 more source

Intersections on tropical moduli spaces [PDF]

open access: yes, 2015
This article explores to which extent the algebro-geometric theory of rational descendant Gromov-Witten invariants can be carried over to the tropical world.
Rau, Johannes
core   +1 more source

On certain classes of $p$-valent functions [PDF]

open access: yesČasopis pro pěstování matematiky, 1988
Let \(K^*_{n+p-1}\) be a class of p-valent functions of the form \(f(z)=z^ p-\sum^{\infty}_{k=1}a_{p+k}z^{p+k},\) \(a_{p+k}\geq 0\), for \(k=1,2,...\), and such that \(Re(D^{n+p}f(z)/D^{n+p-1}f(z))>\) for \(| z|
openaire   +2 more sources

On the starlikeness of p-valent functions

open access: yesTURKISH JOURNAL OF MATHEMATICS, 2019
Summary: For an analytic function in open unit disk \(\mathbb{D}\), we consider the \(p\)-valent analogue of the Noshiro-Warschawski univalence condition. We apply the Fejér-Riesz inequality to establish some sufficient conditions for functions to be \(p\)-valent or to be a Bazilevič function or to be in some other classes.
Mamoru NUNOKAWA   +3 more
openaire   +1 more source

Subclasses of meromorphically p-valent functions [PDF]

open access: yesAIP Conference Proceedings, 2014
The aim of this paper is to investigate various inclusion relations and some other properties of a certain sub-classes Σγ,pm(α) of meromorphically p-valent analytic functions with positive coefficients, which are defined here by means of a linear operator.
Nasser Alkasbi, Maslina Darus
openaire   +1 more source

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