TY - JOUR T1 - On a New Method of Approximation Applicable to Elliptic and Ultra-Elliptic Functions. Second Memoir JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 152 SP - 417 EP - 435 PY - 1862/01/01/ UR - http://dx.doi.org/10.1098/rstl.1862.0022 M3 - doi:10.1098/rstl.1862.0022 AU - Merrifield, C. ER -