EntityQ985864· pop 8· linked from 9 articlestoric sectionSign in to saveintersection of a plane with a torusConnectionsgeometryEntityInternational Standard Book NumberEntitydigital object identifierEntityconeEntityconic sectionEntitytorusEntityperpendicularityEntityJean Gaston DarbouxEntityannulusEntitylemniscate of BernoulliEntityCassini ovalEntityplane curveEntityMathematical ReviewsEntityhippopedeEntityquartic plane curveEntityVillarceau circlesEntityPerseusEntityspiric sectionEntityEgbert BrieskornEntityCategoriesQuartic curvesToric sections