BI-STABILITY: A COUNTEREXAMPLE

Valdemir Antonio ZAFALON[1]

Claudio Martins MENDES[2]

§ ABSTRACT: In this paper we prove that the characterization given in [1] for the applications bi-stables , f Î C¥ , (M, R²) is incorrect.

§ KEYWORDS: Bi-stability; inscribed rectangles.

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[1] Departamento de Matemática - Instituto de Biociências , Letras e Ciências Exatas - UNESP – 15054-000 - São José do Rio Preto - SP - Brasil.

[2] Departamento de Matemática - ICMSC-USP - 13560-970 - São Carlos - SP.