TY - JOUR T1 - On a Class of Differential Equations, Including Those Which Occur in Dynamical Problems. Part I JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 144 SP - 71 EP - 113 PY - 1854/01/01/ UR - http://dx.doi.org/10.1098/rstl.1854.0006 M3 - doi:10.1098/rstl.1854.0006 AU - Donkin, W. ER -