Classifying centrally extended superalgebras. — Meet Bogomol’nyi, Prasad, and Sommerfield. — BPS-saturated (or critical or supersymmetric) solitons. — Bogomol’nyi completion, topological and central charges. — Kinks and domain walls. — Vortices and strings. — Monopoles. — Semiclassical quantization of moduli.
70 Central charges in superalgebras
In this section we will briefly review general issues related to central ...