Korean Journal of Mathematics
- Volume 15 Issue 2
- /
- Pages.101-114
- /
- 2007
- /
- 1976-8605(pISSN)
- /
- 2288-1433(eISSN)
LINEAR OPERATORS PRESERVING MAXIMAL COLUMN RANKS OF NONNEGATIVE REAL MATRICES
- Kang, Kyung-Tae (Combinatorial and Computational Mathematics Center, POSTECH) ;
- Kim, Duk-Sun (Department of Mathematics, SungKyunKwan University) ;
- Lee, Sang-Gu (Department of Mathematics, SungKyunKwan University) ;
- Seol, Han-Guk (Department of Mathematics, Daejin University)
- Received : 2007.08.18
- Published : 2007.12.30
Abstract
For an
Keywords
- Rank;
- maximal column rank;
- linear operator;
- $\mathbb{S}$-invertible;
- $\mathbb{S}$-nonsingular;
- (U,V)-operator;
- dominate