กรุปอินเวอร์สของเมทริกซ์ขนาด 3x3 เหนือริง The Group Inverse of Matrices Over a Ring

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Published Dec 29, 2014

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Wiwat Wanicharpichat
Research Institute for Academic Excellence in Mathematics Department of Mathematics Faculty of Science Naresuan University, Mueang District, Phitsanulok Province 65000
Natkodchanan Khambunlue
Department of Mathematics Faculty of Science Naresuan University, Mueang District, Phitsanulok Province 65000

Abstract

In this paper, we study conditions for the existence of the group inverse of the 3x 3 matrix  over an arbitrary ring R with unity 1, when  is the submatrix of N has the group inverse in R 2x2


 


Keywords: von Neumann regularity, {1,2} -inverse, Group inverse, Matrix over a ring.


Keywords
von Neumann regularity, {1,2} -inverse, Group inverse, Matrix over a ring
Issue
Vol 22 No 3 (2014): September-December 2014
Section
Research Articles

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How to Cite
WANICHARPICHAT, Wiwat; KHAMBUNLUE, Natkodchanan. กรุปอินเวอร์สของเมทริกซ์ขนาด 3x3 เหนือริง. Naresuan University Journal: Science and Technology (NUJST), [S.l.], v. 22, n. 3, p. 135-144, dec. 2014. ISSN 2539-553X. Available at: <https://www.journal.nu.ac.th/NUJST/article/view/775>. Date accessed: 26 apr. 2024.
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