关于广义绝对值矩阵方程唯一可解条件的注记

Shubham Kumar, .. Deepmala
{"title":"关于广义绝对值矩阵方程唯一可解条件的注记","authors":"Shubham Kumar, .. Deepmala","doi":"10.33993/jnaat511-1263","DOIUrl":null,"url":null,"abstract":"The spectral radius condition \\[\\rho (\\vert A^{-1} \\vert\\cdot \\vert B \\vert)<1\\]for the unique solvability of generalized absolute value matrix equation (GAVME) \\[AX + B \\vert X \\vert = D\\] is provided. For some instances, our condition is superior to the earlier published singular values conditions \\(\\sigma_{\\max}(\\vert B \\vert)<\\sigma_{\\min}(A)\\) [M. Dehghan, 2020] and \\(\\sigma_{\\max}(B)<\\sigma_{\\min}(A)\\) [Kai Xie, 2021]. For the validity of our condition, we also provided an example.","PeriodicalId":287022,"journal":{"name":"Journal of Numerical Analysis and Approximation Theory","volume":"84 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2022-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"3","resultStr":"{\"title\":\"A note on the unique solvability condition for generalized absolute value matrix equation\",\"authors\":\"Shubham Kumar, .. Deepmala\",\"doi\":\"10.33993/jnaat511-1263\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"The spectral radius condition \\\\[\\\\rho (\\\\vert A^{-1} \\\\vert\\\\cdot \\\\vert B \\\\vert)<1\\\\]for the unique solvability of generalized absolute value matrix equation (GAVME) \\\\[AX + B \\\\vert X \\\\vert = D\\\\] is provided. For some instances, our condition is superior to the earlier published singular values conditions \\\\(\\\\sigma_{\\\\max}(\\\\vert B \\\\vert)<\\\\sigma_{\\\\min}(A)\\\\) [M. Dehghan, 2020] and \\\\(\\\\sigma_{\\\\max}(B)<\\\\sigma_{\\\\min}(A)\\\\) [Kai Xie, 2021]. For the validity of our condition, we also provided an example.\",\"PeriodicalId\":287022,\"journal\":{\"name\":\"Journal of Numerical Analysis and Approximation Theory\",\"volume\":\"84 1\",\"pages\":\"0\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2022-09-17\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"3\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Journal of Numerical Analysis and Approximation Theory\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://doi.org/10.33993/jnaat511-1263\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Journal of Numerical Analysis and Approximation Theory","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.33993/jnaat511-1263","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 3

摘要

给出了广义绝对值矩阵方程(GAVME)唯一可解的谱半径条件\[\rho (\vert A^{-1} \vert\cdot \vert B \vert)<1\]\[AX + B \vert X \vert = D\]。在某些情况下,我们的条件优于先前发表的奇异值条件\(\sigma_{\max}(\vert B \vert)<\sigma_{\min}(A)\) [M]。dehhan, 2020]和\(\sigma_{\max}(B)<\sigma_{\min}(A)\)[谢凯,2021]。为了证明我们的条件的有效性,我们还提供了一个例子。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
查看原文
分享 分享
微信好友 朋友圈 QQ好友 复制链接
本刊更多论文
A note on the unique solvability condition for generalized absolute value matrix equation
The spectral radius condition \[\rho (\vert A^{-1} \vert\cdot \vert B \vert)<1\]for the unique solvability of generalized absolute value matrix equation (GAVME) \[AX + B \vert X \vert = D\] is provided. For some instances, our condition is superior to the earlier published singular values conditions \(\sigma_{\max}(\vert B \vert)<\sigma_{\min}(A)\) [M. Dehghan, 2020] and \(\sigma_{\max}(B)<\sigma_{\min}(A)\) [Kai Xie, 2021]. For the validity of our condition, we also provided an example.
求助全文
通过发布文献求助,成功后即可免费获取论文全文。 去求助
来源期刊
自引率
0.00%
发文量
0
期刊最新文献
Adaptation of the composite finite element framework for semilinear parabolic problems A comparative study of Filon-type rules for oscillatory integrals Local convergence analysis of frozen Steffensen-type methods under generalized conditions Extension of primal-dual interior point method based on a kernel function for linear fractional problem Nonlinear random extrapolation estimates of \(\pi\) under Dirichlet distributions
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
×
提示
您的信息不完整,为了账户安全,请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
现在去查看 取消
×
提示
确定
0
微信
客服QQ
Book学术公众号 扫码关注我们
反馈
×
意见反馈
请填写您的意见或建议
请填写您的手机或邮箱
已复制链接
已复制链接
快去分享给好友吧!
我知道了
×
扫码分享
扫码分享
Book学术官方微信
Book学术文献互助
Book学术文献互助群
群 号:481959085
Book学术
文献互助 智能选刊 最新文献 互助须知 联系我们:info@booksci.cn
Book学术提供免费学术资源搜索服务,方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。
Copyright © 2023 Book学术 All rights reserved.
ghs 京公网安备 11010802042870号 京ICP备2023020795号-1