Mathematical Questions and Solutions, Volum 15

a₁ ABCD angles average area axes axis cercle chance chord circular factors cissoid condition cone conic conic section coordinates cos² cos³ cube cubic curve denotes drawn droites ellipse equal equation fixed plane given circle Hence hyperbola integral intersection J. J. WALKER J. L. KITCHIN latus rectum locus loge m₁ middle point osculating curve pairs parabola perpendicular polar PQRS probability Proposed quadric quadric surface quadrilateral radius ratio rectangle respectively similar and similarly similarly situated sin² Solution by J. J. Solution by STEPHEN square STEPHEN WATSON straight line substitutions taken at random tan² tangent theorem triads values vertex W. K. CLIFFORD whence WOLSTENHOLME Y₁ αβ