Minimisation sous contrainte egalite

implementation avec le logiciel  libre Octave  
  [Copyright 2005 John W. Eaton, voir //www.octave.org/]
dans la version 6.4.0 
                              Francois Dubois, mars 2025 
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Position d equilibre d un fil pesant de longueur donnee

fil1             solution exacte par resolution d une equa dif
fil2             minimisation sous contrainte 
courbe053.pdf    exemple de solution obtenue pour 'fil2' 
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