# Possible numbers ofx’s in an {x,y}-matrix with a given rank

Open Mathematics (2017)

- Volume: 15, Issue: 1, page 974-977
- ISSN: 2391-5455

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topChao Ma. "Possible numbers ofx’s in an {x,y}-matrix with a given rank." Open Mathematics 15.1 (2017): 974-977. <http://eudml.org/doc/288303>.

@article{ChaoMa2017,

abstract = {Let x, y be two distinct real numbers. An \{x, y\}-matrix is a matrix whose entries are either x or y. We determine the possible numbers of x’s in an \{x, y\}-matrix with a given rank. Our proof is constructive.},

author = {Chao Ma},

journal = {Open Mathematics},

keywords = {\{x, y\}-matrix; Rank; Number of x’s},

language = {eng},

number = {1},

pages = {974-977},

title = {Possible numbers ofx’s in an \{x,y\}-matrix with a given rank},

url = {http://eudml.org/doc/288303},

volume = {15},

year = {2017},

}

TY - JOUR

AU - Chao Ma

TI - Possible numbers ofx’s in an {x,y}-matrix with a given rank

JO - Open Mathematics

PY - 2017

VL - 15

IS - 1

SP - 974

EP - 977

AB - Let x, y be two distinct real numbers. An {x, y}-matrix is a matrix whose entries are either x or y. We determine the possible numbers of x’s in an {x, y}-matrix with a given rank. Our proof is constructive.

LA - eng

KW - {x, y}-matrix; Rank; Number of x’s

UR - http://eudml.org/doc/288303

ER -

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