Proceedings of the Edinburgh Mathematical Society

a₁ Academy Allan Glen's School angle B.Sc B₁ biangle Brocard C₁ chnk Circular Cubic circumcircle coefficients collinear concurrent conic Conjugate Cyclo-Points constant construction continued fraction coordinates corresponding cose Cubic Curve D.Sc denote determined differential equation double points Edinburgh equal Focal Circles formula generalised geometrical George Heriot's School George Watson's College given Glasgow Green's Function harmonic Hence infinity integral equation intersection invariant isoclinals isogonal line joining linear locus Math Mathematical Society meet nodal cubic obtain orthopole P₁ parallel passes perpendicular perspective plane polar poles positive integer positive root Professor of Mathematics proof relation respectively sides Similarly solution straight line substitution surface tangents theorem transformation triad triangle ABC University values vertices x₁ Y₁ zero αβ