Results 81 to 90 of about 5,502,919 (295)

Radius problems for a subclass of close-to-convex univalent functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
Let P[A,B], −1≤Bβ, 0 ...
Khalida Inayat Noor
doaj   +1 more source

Univalent functions having univalent derivatives [PDF]

open access: yesRocky Mountain Journal of Mathematics, 1986
Let T denote the family of functions \(f(z)=z-\sum^{\infty}_{n=2}a_ nz^ n\), \(a_ n\geq 0\), which are analytic and univalent in the unit disk \(\Delta =\{| z|
openaire   +2 more sources

Estimates for the Initial Coefficients of Bi-univalent Functions

open access: yes, 2016
[[abstract]]A bi-univalent function is a univalent function defined on the unit disk for which the inverse function has a univalent extension to the unit disk. The paper of H. M. Srivastava, A. K. Mishra and P.
Virendra Kumar   +2 more
core  

On Use of Meijer's G-functions In The Theory of Univalent Functions [PDF]

open access: yes, 2015
Using some properties of Meijer's G-functions and univalent functions, in this paper some definitions, transformations and theorems in univalent function theory are discussed and then reformulated in the language of Meijer's G-functions.
Pishkoo, Amir
core   +1 more source

Entropy‐Driven Physical Amplification in Multivalent Biosensing

open access: yesAdvanced Science, EarlyView.
Detecting scarce molecules usually demands enzymatic amplification such as PCR. A statistical‐mechanical theory now reveals a purely physical alternative: distributing a fixed binding strength over more linker arms exponentially lowers the concentration at which multivalent sensors switch on.
Yuhan Peng, Xiuyang Xia, Ran Ni
wiley   +1 more source

The Schwarzian derivative and univalent functions

open access: yes, 1972
In this paper we prove under certain conditions the function w = f ( z ) w = f(z) is univalent in | z | > 1 |z|
Shigeo Ozaki, Mamoru Nunokawa
core   +1 more source

Subclasses of Bi-Univalent Functions Associated with Hohlov Operator [PDF]

open access: yes, 2017
The coefficients estimate problem for Taylor-Maclaurin series is still an open problem especially for a function in the subclass of bi-univalent functions.
Aini Janteng   +2 more
core   +1 more source

Precise Control of Charge–Structure Coupling in Polyamide Membranes for Mono‐ and Divalent Ion Separation

open access: yesAdvanced Science, EarlyView.
A zwitterionic copolymer, Poly(2‐methacryloyloxyethyl phosphorylcholine‐co‐2‐aminoethyl methacrylate hydrochloride) (P(MPC‐co‐AEMA)) copolymers, with tunable MPC/AEMA ratios, is grafted onto the polyamide (PA) selective layer via secondary interfacial polymerization. Balancing reactive anchoring segments (AEMA) and zwitterionic segments (MPC) regulated
Shaofan Duan   +13 more
wiley   +1 more source

Univalent functions with univalent sections [PDF]

open access: yes, 1998
Contains fulltext : 265336.pdf (Publisher’s version ) (Open Access)
openaire  

Dual pKa Lipid Nanoparticles for Lung‐tropic mRNA Delivery and pH‐Programmed Endosomal Escape

open access: yesAdvanced Science, EarlyView.
Lipid nanoparticles’ bottleneck lies in low endosomal escape efficiency and liver‐dominant delivery after intravenous administration. To overcome these limitations, we present a stepwise pH‐programmed lipid nanoparticle system enabled by our newly synthesized ionizable lipid.
Seong Gi Lim   +12 more
wiley   +1 more source

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