-isoptics of a triangle and their connection to -isoptic of an oval

  • Małgorzata Michalska

    Uniwersytet Marii Curie-Skłodowskiej, Lublin, Poland
  • Witold Mozgawa

    Uniwersytet Marii Curie-Skłodowskiej, Lublin, Poland

Abstract

For a fixed positive angle , we get an explicit formulas for an -isoptic curve of a triangle and study some of its properties. We use obtained results to show that -isoptic of an oval is an envelope of -isoptics of properly chosen triangles.

Cite this article

Małgorzata Michalska, Witold Mozgawa, -isoptics of a triangle and their connection to -isoptic of an oval. Rend. Sem. Mat. Univ. Padova 133 (2015), pp. 159–172

DOI 10.4171/RSMUP/133-8