Please add spaces between words: In1826hegeneralisedhistheoremtoahyperboloidofrevolution,ratherthanacone,relatingPascal'shexagon,Brianchon'shexagonandthehexagonformedbythegeneratorsofthehyperboloid.
In 1826 he generalised his theorem to a hyperboloid of revolution, rather than a cone, relating Pascal 's hexagon, Brianchon 's hexagon and the hexagon formed by the generators of the hyperboloid.