TY - JOUR T1 - On the Extension of the Principle of Fermat's Theorem of the Polygonal Numbers to the Higher Orders of Series Whose Ultimate Differences are Constant. With a New Theorem Proposed, Applicable to all the Orders. JF - Abstracts of the Papers Communicated to the Royal Society of London (1843-1854) VL - 5 SP - 922 EP - 924 PY - 1843/01/01/ UR - http://dx.doi.org/10.1098/rspl.1843.0223 M3 - doi:10.1098/rspl.1843.0223 AU - Pollock, F. ER -