

Mathematical object: "Various types of conic points and/or Conic point with six real tangents (Andrew book)"
Three-dimensional transposition of an equation - series photographed by Man Ray at the Poincaré Institute
Mathematical object: "Various types of conic points and/or Conic point with six real tangents (Andrew book)"
Three-dimensional transposition of an equation - series photographed by Man Ray at the Poincaré Institute
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