## Differential Equations: Proceedings of the 1st Latin American School of Differential Equations, Held at São Paulo, Brazil, June 29-July 17, 1981 |

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### Contents

REDUCTION METHODS VIA MINIMAX | 1 |

ON MULTIPLE SOLUTIONS OF NONLINEAR ELLIPTIC EQUATIONS WITH | 21 |

POSITIVE SOLUTIONS OF SEMILINEAR ELLIPTIC PROBLEMS | 34 |

Copyright | |

11 other sections not shown

### Other editions - View all

Differential Equations: Proceedings of the 1st Latin American School of ... D. G. de Figueiredo,C. S. Hönig No preview available - 1982 |

### Common terms and phrases

A-proper Analysis applications assume assumptions ball Banach space bifurcation Bifurcation theory bounded called choose closed compact complete condition Consequently consider constant contained continuous convergence convex corresponding critical point defined definition deform denote differential equations dimensional Edited element elliptic equivalent essential estimate example exists extension fact finite fixed point follows function give given Hence holds homotopy implies inequality integral invariant least Lemma LIBRARY linear mapping Math maximum measure method multiplicity neighborhood nonlinear Note obtain operator particular Pass periodic positive solution problem Proceedings proof proof of Theorem properties Proposition prove Remark respect SAN DIEGO satisfies sequence similar smoothness subset Suppose Theorem theory topological unique UNIVERSITY variational vector weak zero