On an extension of Fekete’s lemma

Inheung Chon

Czechoslovak Mathematical Journal (1999)

  • Volume: 49, Issue: 1, page 63-66
  • ISSN: 0011-4642

Abstract

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We show that if a real n × n non-singular matrix ( n m ) has all its minors of order m - 1 non-negative and has all its minors of order m which come from consecutive rows non-negative, then all m th order minors are non-negative, which may be considered an extension of Fekete’s lemma.

How to cite

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Chon, Inheung. "On an extension of Fekete’s lemma." Czechoslovak Mathematical Journal 49.1 (1999): 63-66. <http://eudml.org/doc/30465>.

@article{Chon1999,
abstract = {We show that if a real $n \times n$ non-singular matrix ($n \ge m$) has all its minors of order $m-1$ non-negative and has all its minors of order $m$ which come from consecutive rows non-negative, then all $m$th order minors are non-negative, which may be considered an extension of Fekete’s lemma.},
author = {Chon, Inheung},
journal = {Czechoslovak Mathematical Journal},
keywords = {non-negative minors; non-singular matrix; Fekete's lemma},
language = {eng},
number = {1},
pages = {63-66},
publisher = {Institute of Mathematics, Academy of Sciences of the Czech Republic},
title = {On an extension of Fekete’s lemma},
url = {http://eudml.org/doc/30465},
volume = {49},
year = {1999},
}

TY - JOUR
AU - Chon, Inheung
TI - On an extension of Fekete’s lemma
JO - Czechoslovak Mathematical Journal
PY - 1999
PB - Institute of Mathematics, Academy of Sciences of the Czech Republic
VL - 49
IS - 1
SP - 63
EP - 66
AB - We show that if a real $n \times n$ non-singular matrix ($n \ge m$) has all its minors of order $m-1$ non-negative and has all its minors of order $m$ which come from consecutive rows non-negative, then all $m$th order minors are non-negative, which may be considered an extension of Fekete’s lemma.
LA - eng
KW - non-negative minors; non-singular matrix; Fekete's lemma
UR - http://eudml.org/doc/30465
ER -

References

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  1. Lie group and control theory, Ph.D. Thesis, Louisiana State University, 1988. (1988) 
  2. Ueber ein Problem von Laguerre, Rendiconti del Circolo Matematico di Palermo 34 (1912), 92–93. (1912) 
  3. The Theory of Matrices vol. 1 and vol. 2, Chelsea Publ. Comp., New York, 1960. (1960) MR1657129
  4. Total Positivity vol. 1, Stanford University Press, 1968. (1968) MR0230102
  5. 10.1007/BF01187945, Math. Zeitschr. 63 (1955), 338–340. (1955) Zbl0068.25004MR0073657DOI10.1007/BF01187945
  6. Aufgaben and Lehrsätze aus der Analysis vol. 2, Springer-Velag, 1964. (1964) 
  7. 10.1007/BF02786969, J. d’Analyse Math. Jerusalem 2 (1952), 88–92. (1952) Zbl0049.17104MR0053173DOI10.1007/BF02786969

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