page_title: Folium of Descartes
hierarchical_section_title: Folium of Descartes
context_page_description: In geometry, the folium of Descartes is an algebraic curve defined by the equation
  .
  It forms a loop in the first quadrant with a double point at the origin and asymptote
  .
  It is symmetrical about.
  The name comes from the Latin word folium which means "leaf".
  The curve was featured, along with a portrait of Descartes, on an Albanian stamp in 1966.
context_section_description: In geometry, the folium of Descartes is an algebraic curve defined by the equation
  .
  It forms a loop in the first quadrant with a double point at the origin and asymptote
  .
  It is symmetrical about .
  The name comes from the Latin word folium which means "leaf".
  The curve was featured, along with a portrait of Descartes, on an Albanian stamp in 1966.
caption: The folium of Descartes (green) with asymptote (blue) when a = 1.