Results 21 to 30 of about 5,078,827 (299)

On Characterization of δ-Topological Vector Space

open access: yesRatio Mathematica, 2021
The main objective of this paper is to present the study of δ-topological vector space, δ-topological vector space are defined by using δ-open sets and δ-continuous mapping which was introduced by J.H.H. Bayati[3] in 2019. In this paper, along with basic
Shallu Sharma   +2 more
doaj   +1 more source

MADNESS IN VECTOR SPACES [PDF]

open access: yesThe Journal of Symbolic Logic, 2019
AbstractWe consider maximal almost disjoint families of block subspaces of countable vector spaces, focusing on questions of their size and definability. We prove that the minimum infinite cardinality of such a family cannot be decided in ZFC and that the “spectrum” of cardinalities of mad families of subspaces can be made arbitrarily large, in analogy
openaire   +2 more sources

Study on a new kind of control method of single-phase rectifiers

open access: yesDianzi Jishu Yingyong, 2018
According to these drawbacks of traditional direct power control(DPC) in single-phase PWM rectifiers such as slow dynamic response,poor anti-interference ability and variable switching frequency, an algorithm based on outer loop adopting the feedback of ...
Hu Xiaoxue   +5 more
doaj   +1 more source

Enhanced Performance Modified Discontinuous PWM Technique for Three-Phase Z-Source Inverter

open access: yesEnergies, 2020
Various industrial applications require a voltage conversion stage from DC to AC. Among them, commercial renewable energy systems (RES) need a voltage buck and/or boost stage for islanded/grid connected operation.
Ahmed A. Hossameldin   +3 more
doaj   +1 more source

RISK ZONE MODELLING AND EARLY WARNING SYSTEM FOR VISCERAL LEISHMANIASIS (KALA-AZAR) DISEASE IN BIHAR, INDIA USING REMOTE SENSING AND GIS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Visceral Leishmaniasis (VL) commonly known as Kala-azar is one of the most neglected tropical disease affecting approximately 200 million poorest populations 'at risk in 109 districts of three endemic countries namely Bangladesh, India and Nepal at ...
A. Jeyaram   +4 more
doaj   +1 more source

Weakly uniform rank two vector bundles on multiprojective spaces [PDF]

open access: yes, 2011
Here we classify the weakly uniform rank two vector bundles on multiprojective spaces. Moreover, we show that every rank r>2 weakly uniform vector bundle with splitting type a1,1=⋯=ar,s=0 is trivial and every rank r>2 uniform vector bundle with ...
Malaspina, Francesco   +5 more
core   +1 more source

A Modified Vector Space Model For Protein Retrieval. [PDF]

open access: yes, 2007
This paper provides an enhancement of an existing method of information retrieval which is a modification of Vector Space Model for information retrieval.
Abdul Rashid, Nur'Aini   +2 more
core   +1 more source

Algebraic characterisation of hyperspace corresponding to topological vector space [PDF]

open access: yesJournal of Hyperstructures, 2023
Let X be a Hausdor  topological vector space over the field of real or complex numbers. When Vietoris topology is given,the hyperspace ℘(X) of all nonempty compact subsets of X forms a topological exponential vector space over the same field. Exponential
Jayeeta Saha, Sandip Jana
doaj   +1 more source

Tame algebras: (on algorithms for solving vector space problems, II) [PDF]

open access: yes, 1980
Ringel CM. Tame algebras: (on algorithms for solving vector space problems, II). In: Dlab V, Gabriel P, eds. Representation Theory I: Proceedings of the Workshop on the Present Trends in Representation Theory, Ottawa, Carleton University, August 13-18 ...
Dlab, Vlastimil   +2 more
core   +1 more source

A DIFFERENTIABLE STRUCTURE ON A FINITE DIMENSIONAL REAL VECTOR SPACE AS A MANIFOLD

open access: yesBarekeng, 2023
There are three conditions for a topological space to be said a topological manifold of dimension  : Hausdorff space, second-countable, and the existence of homeomorphism of a neighborhood of each point to an open subset of  or -dimensional locally ...
Edi Kurniadi
doaj   +1 more source

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