TY - JOUR T1 - A Memoir on the Theory of Matrices. JF - Proceedings of the Royal Society of London (1854-1905) VL - 9 SP - 100 EP - 101 PY - 1857/01/01/ UR - http://dx.doi.org/10.1098/rspl.1857.0017 M3 - doi:10.1098/rspl.1857.0017 AU - Cayley, A. ER -