Startseite On graphical foliations and the global existence of Euler´s multiplier
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On graphical foliations and the global existence of Euler´s multiplier

  • Marco Kühnel und Michael Neudert
Veröffentlicht/Copyright: 19. Oktober 2010
Analysis
Aus der Zeitschrift Band 30 Heft 4

Abstract

We present a criterion for the global existence of Euler´s multiplier for an integrable one-form taking into account the corresponding codim-1-foliation. In particular, the impact of inseparable leaves is considered. Here, we suppose that the foliation can be reduced to a graph. The properties of this graph are crucial for the global existence of the Euler´s multiplier. As applications we investigate some special cases in which the graph turns out to look very simple.


* Correspondence address: Albert-Ludwigs-Universit¨at, Mathematisches Institut, Eckerstr. 1, 79104 Freiburg, Deutschland,

Published Online: 2010-10-19
Published in Print: 2010-10

© by Oldenbourg Wissenschaftsverlag, Freiburg, Germany

Heruntergeladen am 15.9.2025 von https://www.degruyterbrill.com/document/doi/10.1524/anly.2010.0940/html
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