Results 11 to 20 of about 42 (41)

Modified rush venom immunotherapy in dogs with Hymenoptera hypersensitivity

open access: yesVeterinary Dermatology, Volume 34, Issue 6, Page 532-542, December 2023., 2023
Background – Hymenoptera envenomation occurs frequently in people and dogs and can trigger anaphylaxis. Venom immunotherapy (VIT) is the only preventative treatment for Hymenoptera hypersensitivity and is indicated for people with severe adverse reactions to insect stings. Rush VIT is an accelerated VIT induction schedule performed in people.
Alexandra Moore   +4 more
wiley   +1 more source

On the sharp constant for starlikeness

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 25, Issue 6, Page 383-387, 2001., 2001
We obtain a sharp constant of the sufficient condition for p‐valently starlikeness, which had been studied by Nunokawa (1991), Obradović and Owa (1989), and Li (1993).
Chen Keying
wiley   +1 more source

On certain analytic univalent functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 25, Issue 5, Page 305-310, 2001., 2001
We consider the class of analytic functions B(α) to investigate some properties for this class. The angular estimates of functions in the class B(α) are obtained. Finally, we derive some interesting conditions for the class of strongly starlike and strongly convex of order α in the open unit disk.
B. A. Frasin, M. Darus
wiley   +1 more source

Properties on a subclass of univalent functions defined by using a multiplier transformation and Ruscheweyh derivative

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2015
In this paper we have introduced and studied the subclass ℛ𝒥 (d, α, β) of univalent functions defined by the linear operator RIn,λ,lγf(z)$RI_{n,\lambda ,l}^\gamma f(z)$ defined by using the Ruscheweyh derivative Rnf(z) and multiplier transformation I (n,
Alb Lupaş Alina
doaj   +1 more source

Partial sums of certain analytic functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 25, Issue 12, Page 771-775, 2001., 2001
The object of the present paper is to consider the starlikeness and convexity of partial sums of certain analytic functions in the open unit disk.
Shigeyoshi Owa
wiley   +1 more source

Bounds on the Third Order Hankel Determinant for Certain Subclasses of Analytic Functions

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2017
Let A be the class of analytic functions f(z) in the unit disc ∆ = {z ∈ C : |z| < 1g with the Taylor series expansion about the origin given by f(z) = z+ ∑n=2∞ anzn, z ∈∆ : The focus of this paper is on deriving upper bounds for the third order Hankel ...
Vijayalakshmi S.P.   +3 more
doaj   +1 more source

Subordination by convex functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 24, Issue 8, Page 563-568, 2000., 2000
Let K(α), 0 ≤ α < 1, denote the class of functions g(z)=z+Σn=2∞anzn which are regular and univalently convex of order α in the unit disc U. Pursuing the problem initiated by Robinson in the present paper, among other things, we prove that if f is regular in U, f(0) = 0, and f(z) + zf′(z) < g(z) + zg′(z) in U, then (i) f(z) < g(z) at least in |z|
Ram Singh, Sukhjit Singh
wiley   +1 more source

Differential subordinations for fractional‐linear transformations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 23, Issue 2, Page 109-117, 2000., 2000
We establish that the differential subordinations of the forms p(z) + γzp′(z)≺h(A1, B1; z) or p(z) + γzp′(z)/p(z)≺h(A2, B2; z) implies p(z)≺h(A, B; z), where γ ≥ 0 and h(A, B; z) = (1 + Az)/(1 + Bz) with −1 ≤ B < A.
Yong Chan Kim   +3 more
wiley   +1 more source

On a class of univalent functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 23, Issue 12, Page 855-857, 2000., 2000
We consider the class of univalent functions f(z) = z + a3z3 + a4z4 + ⋯ analytic in the unit disc and satisfying |(z2f′(z)/f2(z)) − 1 | < 1, and show that such functions are starlike if they satisfy |(z2f′(z)/f2(z))−1|<(1/2).
Vikramaditya Singh
wiley   +1 more source

Second Hankel determinant for a class of analytic functions defined by q-derivative operator

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2019
In this paper, we obtain the estimates for the second Hankel determinant for a class of analytic functions defined by q-derivative operator and subordinate to an analytic function.
Răducanu Dorina
doaj   +1 more source

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