EntityQ7993538· pop 6· linked from 10 articlesWhewell equationSign in to savemathematical equationConnectionsInternational Standard Book NumberEntitycircleEntitylineEntitycurvatureEntitylogarithmic spiralEntityWilliam WhewellEntitytranslationEntityMathWorldEntitycatenaryEntityarc lengthEntityparametric equationEntityEric W. WeissteinEntityplane curveEntitytautochrone curveEntitytangential angleEntityCesaro equationEntityCategoriesCurvesEquations