By William R. Hamilton

A short communication by Hamilton entitled

was published in volume 3 of the Proceedings of the Royal Irish Academy (1847), p. 109.A Theorem on Spherical Quadrilaterals and Spherical Conics

This communication is available in the following formats:

- Plain TeX and MetaPost input file (with one figure)
- PostScript

Links:

D.R. Wilkins(

School of Mathematics

Trinity College, Dublin