Proceedings of the Edinburgh Mathematical Society

algebra angle B.Sc bisects Cartesians centre centroid circumcentre circumcircle College concyclic cône conic convergence coordonnées corresponding D.Sc denote diameter Dirichlet's drawn Edinburgh Edinburgh Mathematical Society elastic equal equation Euler excircles expression finite Fourier series function Gentleman's Diary geometrical Gibbs given straight line Glasgow h₁ h₂ Hamilton's Heaviside Hence incentre incircle infinite number inscribed circle integral intersection isogonal isogonally conjugate l'équation Lady's and Gentleman's layer Lemoine locus m₁ Mathematical Society Mathématiques memoir method mid point n₁ nine-point circle notation obtained orthocentre parallel passes pedal triangle plane point of BC Professor Professor Gibbs proof quantities quaternion r₁ r₂ radial stress radius reciprocal respectively scalar solution square suppose surface symmedian symmedian point tangent theorem touches triangle ABC trigonometric series trilinears uniform convergence Vaß vector analysis versor vertices