Results 11 to 20 of about 307,506 (317)

A necessary and sufficient condition for sequences to be minimal completely monotonic

open access: yesAdvances in Difference Equations, 2020
In this article, we present a necessary and sufficient condition under which sequences are minimal completely monotonic.
Xi-Feng Wang   +3 more
doaj   +1 more source

Bounds for completely monotonic degree of a remainder for an asymptotic expansion of the trigamma function

open access: yesArab Journal of Basic and Applied Sciences, 2021
In the paper, the author presents bounds for completely monotonic degree of a remainder for an asymptotic expansion of the trigamma function. This result partially confirms one in a series of conjectures on completely monotonic degrees of remainders of ...
Feng Qi
doaj   +1 more source

Complete monotonicity involving some ratios of gamma functions

open access: yesJournal of Inequalities and Applications, 2017
In this paper, by using the properties of an auxiliary function, we mainly present the necessary and sufficient conditions for various ratios constructed by gamma functions to be respectively completely and logarithmically completely monotonic.
Zhen-Hang Yang, Shen-Zhou Zheng
doaj   +1 more source

On the monotonicity of the broadcast function

open access: yesDiscrete Mathematics, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hovhannes A. Harutyunyan   +1 more
openaire   +3 more sources

Continuity of monotone functions [PDF]

open access: yesPacific Journal of Mathematics, 1982
The author has obtained the following results for real functions on the closed unit interval in the style of \textit{E. A. Bishop's} ''Foundations of constructive analysis'' (1967): (Theorem 1) For nondecreasing f the following are equivalent, pointwise continuity, uniform continuity, f is antidecreasing \((f(x)
openaire   +3 more sources

A Note on Superspirals of Confluent Type

open access: yesMathematics, 2020
Superspirals include a very broad family of monotonic curvature curves, whose radius of curvature is defined by a completely monotonic Gauss hypergeometric function.
Jun-ichi Inoguchi   +2 more
doaj   +1 more source

Monotone functions and maps [PDF]

open access: yesRevista de la Real Academia de Ciencias Exactas, Fisicas y Naturales. Serie A. Matematicas, 2012
30 pages. Version 2 appeared in RACSAM. In version 3 Corollaries 1 and 2 were corrected.
Nicolai Vorobjov   +2 more
openaire   +3 more sources

Improving Point and Interval Estimates of Monotone Functions by Rearrangement [PDF]

open access: yes, 2008
Suppose that a target function is monotonic, namely, weakly increasing, and an available original estimate of this target function is not weakly increasing.
Chernozhukov, Victor   +2 more
core   +5 more sources

ON SEQUENCES OF MONOTONE FUNCTIONS [PDF]

open access: yesReal Analysis Exchange, 1998
Several kinds of convergence (pointwise, uniform, a.c., transfinite) of monotone functions are studied. Namely, the author shows how an increasing function \(f:[a,b]\to \mathbb R\) can be expressed as a limit of certain sequences of monotone functions \(f_n\) converging to \(f\) in various senses.
openaire   +4 more sources

The spatial stability of a class of similarity solutions [PDF]

open access: yes, 1984
The spatial stability of a class of exact similarity solutions of the Navier–Stokes equations whose longitudinal velocity is of the form xf′(y), where x is the streamwise coordinate and f′(y) is a function of the transverse, cross‐streamwise, coordinate ...
Brady, J. F., Durlofsky, L.
core   +1 more source

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