EntityQ3077627· pop 7· linked from 83 articlesPlücker formulaSign in to saveConnectionsmathematicsEntityconic sectionEntitytangentEntityinflection pointEntityJulius PlückerEntityelliptic curveEntitygenusEntityalgebraic curveEntityEncyclopedia of MathematicsEntitycuspEntityEuropean Mathematical SocietyEntitysingular point of a curveEntitydualityEntityquartic plane curveEntityacnodeEntitysingular point of an algebraic varietyEntitycomplex projective planeEntityGeometric genusEntitydual curveEntityBitangentEntityCategoriesAlgebraic curves