JournalsemVol. 70, No. 2pp. 45–48

A characterization by optimization of the orthocenter of a triangle

  • Jean-Baptiste Hiriart-Urruty

    Université Paul Sabatier, Toulouse, France

  • Pierre-Jean Laurent

    Université Joseph Fourier, Grenoble, France
A characterization by optimization of the orthocenter of a triangle cover
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Jean-Baptiste Hiriart-Urruty, Pierre-Jean Laurent, A characterization by optimization of the orthocenter of a triangle. Elem. Math. 70 (2015), no. 2, pp. 45–48

DOI 10.4171/EM/273