Full paper in PDF:
$%A. Borobia and U. R. Trías, A geometric proof of the Perron-Frobenius theorem, Rev. Mat. Univ. Complut. Madrid 5 (1992), no. 1, 5763.%$

A Geometric Proof of the Perron-Frobenius Theorem

Alberto BOROBIA and Ujué R. TRíAS
Dpto. Matemáticas
UNED
28040 Madrid Spain
Dpto. Geometría y Topología
Universidad Complutense de Madrid
28040 Madrid Spain

Received: February 4, 1990
Revised: March 25, 1991
ABSTRACT

We obtain an elementary geometrical proof of the classical Perron-Frobenius theorem for non-negative matrices A  by using the Brouwer fixed-point theorem and by studying the dynamics of the action of A  on convenient subsets of  n
R  .

1991 Mathematics Subject Classification: 54H20, 15A48.