TY - JOUR T1 - On the Geometrical Representation of the Powers of Quantities, Whose Indices Involve the Square Roots of Negative Quantities. JF - Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London (1800-1843) VL - 2 SP - 382 EP - 382 PY - 1815/01/01/ UR - http://dx.doi.org/10.1098/rspl.1815.0378 M3 - doi:10.1098/rspl.1815.0378 AU - Warren, J. ER -