Proceedings of the Edinburgh Mathematical Society

angles axes B.Sc begin called centre circle coaxaloid system College common conic conjugate connected considered constant contain coordinates corresponding cosC cosh definition Demonstration denote determinant direction Edinburgh envelope equal equation expression figure fluxions four function geometrical George Gergonne point given gives Glasgow greater Hence hyperbola II-points imaginary infinite infinity integral isotomic conjugate less limit magnitudes Mathematics mean measure meet method Newton noted obtain obvious pairs parallel passes Philalethes planes positive potential problem Proceedings Professor proof proportion proved quantities ratio rectangle referred respectively Robins S-point School sides similar Similarly sinh Society solutions space square suppose tangents theorem third touches triangle University values vanishes variable write zeros