Engelsman, Steven B. Families of curves and the origins of partial differentiation / Steven B. Engelsman - Amsterdam : North-Holland Publishing, 1984 - 238 p. ; 24 cm. - North Holland mathematics studies ; 93 . ISBN: 0444868976 Subjects--Topical Terms: Curves, Algebraic--History--SourcesCalculus, Differential--History--SourcesDifferential equations, Partial--History--Sources