TY - JOUR T1 - Addition to Memoir on the Resultant of a System of Two Equations JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 158 SP - 173 EP - 180 PY - 1868/01/01/ UR - http://dx.doi.org/10.1098/rstl.1868.0007 M3 - doi:10.1098/rstl.1868.0007 AU - Cayley, P. ER -