Proceedings of the Edinburgh Mathematical Society

Table of Contents - Volume 21 - 1902  

Research Article

Note on two intrinsically related plane curves

R. F. Davis

The tangent at a point P to a given plane curve intersects another given curve in Q and makes with the tangent at Q to the latter curve a variable angle ψ. It is required to connect the curvatures at P and Q with the length PQ and the angle ψ.