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Some reverses of the continuous triangle inequality for Bochner integral of vector-valued functions in Hilbert spaces are given. Applications for complex-valued functions are provided as well.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

Some additive reverses of the continuous triangle inequality for Bochner integral of vector-valued functions in Hilbert spaces are given. Applications for complex-valued functions are provided as well.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

Some quadratic reverses of the continuous triangle inequality for Bochner integral of vector-valued functions in Hilbert spaces are given. Applications for complex-valued functions are provided as well.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

Recent reverses for the discrete generalised triangle inequality and its continuous version for vector-valued integrals in Banach spaces are surveyed. New results are also obtained. Particular instances of interest in Hilbert spaces and for…

Classical Analysis and ODEs · Mathematics 2009-09-29 Sever Silvestru Dragomir

Some new reverses for the generalised triangle inequality in inner product spaces and applications are given. Applications in connection to the Schwarz inequality are provided as well.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

Some additive reverses of the generalised triangle inequality in normed linear spaces are given. Applications for complex numbers are provided as well.

Metric Geometry · Mathematics 2016-09-07 Sever Silvestru Dragomir

Some reverses for the generalised triangle inequality in complex inner product spaces that improve the classical Diaz-Metcalf results and applications are given.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

Reverses of Schwarz, triangle and Bessel inequalities in inner product spaces that improve some earlier results are pointed out. They are applied to obtain new Gruss type inequalities in inner product spaces. Some natural applications for…

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

Refinements of some recent reverse inequalities for the celebrated Cauchy-Bunyakovsky-Schwarz inequality in 2-inner product spaces are given. Using this framework, applications for determinantal integral inequalities are also provided.

Functional Analysis · Mathematics 2007-05-23 P. Cerone , Y. J. Cho , S. S. Dragomir , S. S. Kim

Some inequalities and reverses of classic H\"{o}lder and Minkowski types are obtained for scalar Birkhoff weak integrable functions with respect to a non-additive measure.

Functional Analysis · Mathematics 2026-01-16 Anca Croitoru , Alina Iosif , Anna Rita Sambucini , Luca Zampogni

Some sharp quadratic reverses for the generalised triangle inequality in inner product spaces and applications are given.

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

A "Bochner-type" integral for vector lattice-valued functions with respect to (possibly infinite) vector lattice-valued measures is presented with respect to abstract convergences, satisfying suitable axioms, and some fundamental properties…

Functional Analysis · Mathematics 2022-11-29 Antonio Boccuto , Anna Rita Sambucini

We study some properties convex functions fulfill. Among the conclusions we obtain from such result, we are able to prove some nontrivial inequalities among real numbers, and we give an improvement of the reverse triangle inequality in the…

Various miscellaneous functional inequalities are deduced for the so-called generalized inverse trigonometric and hyperbolic functions. For instance, functional inequalities for sums, difference and quotient of generalized inverse…

Classical Analysis and ODEs · Mathematics 2014-04-23 Árpád Baricz , Barkat Ali Bhayo , Tibor K. Pogány

In this paper, we study the Bohr inequality with lacunary series for vector-valued holomorphic functions defined in unit ball of finite dimensional Banach sequence space. Also, we study the Bohr-Rogosinski inequality for same class of…

Complex Variables · Mathematics 2025-09-05 Sabir Ahammed , Molla Basir Ahamed , Rajesh Hossain

New reverses of the Schwarz, triangle and Bessel inequalities in inner product spaces are pointed out. These results complement the recent ones obtained by the author in an earlier paper. Further, they are employed to establish new Gruss…

Functional Analysis · Mathematics 2007-05-23 Sever Silvestru Dragomir

We explore the Bohr inequality involving the Fourier transforms of complex valued integrable and square integrable functions defined on a second countable compact topological group. We also investigate the connection of the Bohr phenomenon…

Functional Analysis · Mathematics 2020-11-26 Bappaditya Bhowmik , Nilanjan Das

In this paper we give a simple proof of inequalities of integrals of functions which are the composition of nonnegative continous convex functions on a vector space ${\bf R}^m$ and vector-valued functions in a weakly compact subset of a…

Functional Analysis · Mathematics 2007-08-27 Zhenglu Jiang , Xiaoyong Fu , Hongjiong Tian

In this paper we prove a version of Gruss integral inequality for mappings with values in Hilbert C*-modules. Some applications for such functions are also given.

Operator Algebras · Mathematics 2014-07-10 Amir Ghasem Ghazanfari

Strong Bochner type integrals with values in locally convex spaces are introduced. It is shown that the strong integral exists in the same cases as the weak (Gelfand-Pettis) integral is known to exist. The strong integral has better…

Functional Analysis · Mathematics 2015-02-11 Ralf Beckmann , Anton Deitmar
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