Results 1 to 10 of about 201,639 (188)

Strongly Summable Vector-Valued Sequence Spaces Defined by 2-modular [PDF]

open access: goldCauchy: Jurnal Matematika Murni dan Aplikasi, 2021
Summability is an important concept in sequence spaces. One summability concept is strongly Cesaro summable. In this paper, we study a subset of the set of all vector-valued sequence in 2-modular space.
Burhanudin Arif Nurnugroho   +1 more
doaj   +5 more sources

Space vector pulse width modulation strategy for modular multilevel converters in power system [PDF]

open access: goldIET Cyber-Physical Systems, 2023
As a superior modulation strategy, space vector pulse width modulation (SVPWM) provides redundant voltage vectors and adjustable action time, which can achieve multi‐objective control of modular multilevel converter (MMC).
Shengyang Lu   +9 more
doaj   +3 more sources

A simplified space vector modulation implementation for modular multilevel converter by grouping submodules

open access: goldIET Power Electronics, 2021
Modulation strategy plays an important role in the good performance of modular multilevel converter (MMC). Since MMC has a special structure as well as a large number of submodules (SMs), it is almost impossible to apply the conventional multilevel space
Zhihong Bai   +4 more
doaj   +3 more sources

A unifying approach for some nonexpansiveness conditions on modular vector spaces

open access: diamondNonlinear Analysis, 2020
This paper provides a new, symmetric, nonexpansiveness condition to extend the classical Suzuki mappings. The newly introduced property is proved to be equivalent to condition (E) on Banach spaces, while it leads to an entirely new class of mappings when
Andrea Bejenaru, Mihai Postolache
doaj   +5 more sources

Numerical Reckoning Fixed Points of (ρE)-Type Mappings in Modular Vector Spaces [PDF]

open access: goldMathematics, 2019
In this paper, we study an iteration process introduced by Thakur et al. for Suzuki mappings in Banach spaces, in the new context of modular vector spaces.
Wissam Kassab, Teodor Ţurcanu
doaj   +4 more sources

A Space Vector Based Zero Common-Mode Voltage Modulation Method for a Modular Multilevel Converter [PDF]

open access: goldWorld Electric Vehicle Journal, 2023
A modular multilevel converter (MMC) can generate different common-mode voltage (CMV) values due to the high-frequency changing of the switching state under various modulation strategies.
Guozheng Zhang   +4 more
doaj   +2 more sources

Modular and Fractional $L$-Intersecting Families of Vector Spaces [PDF]

open access: diamondThe Electronic Journal of Combinatorics, 2022
This paper is divided into two logical parts. In the first part of this paper, we prove the following theorem which is the $q$-analogue of a generalized modular Ray-Chaudhuri-Wilson Theorem shown in [Alon, Babai, Suzuki, J. Combin. Theory Series A, 1991]. It is also a generalization of the main theorem in [Frankl and Graham, European J. Combin.
Rogers Mathew   +3 more
openalex   +5 more sources

Computing well-covered vector spaces of graphs using modular decomposition [PDF]

open access: hybridComputational and Applied Mathematics, 2023
AbstractA graph is well-covered if all its maximal independent sets have the same cardinality. This concept was introduced by Plummer in 1970 and naturally generalizes to the weighted case. Given a graph G, a real-valued vertex weight function w is said to be a well-covered weighting of G if all its maximal independent sets are of the same weight with ...
Martin Milanič, Nevena Pivač
openalex   +3 more sources

Modular space‐vector pulse‐width modulation for nine‐switch converters [PDF]

open access: bronzeIET Power Electronics, 2013
Recently, nine‐switch inverter (NSI) has been presented as a dual‐output inverter with constant frequency (CF) or different frequency (DF) operation modes. However, the CF mode is more interesting because of its lower switching device rating. This study proposes a new space‐vector modulation (SVM) method for the NSI that supports both the CF and DF ...
Seyed Mohammad Dehghan   +3 more
openalex   +4 more sources

On common fixed points in modular vector spaces [PDF]

open access: goldFixed Point Theory and Applications, 2015
AbstractIn this work, we discuss the concept of Banach operator pairs in modular vector spaces. We prove the existence of common fixed points for these type of operators which satisfy a modular continuity in modular compact sets. On the basis of our result, we are able to give an analog of DeMarr’s common fixed point theorem for a family of symmetric ...
Afrah A. N. Abdou, Mohamed A. Khamsi
openalex   +2 more sources

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