Supertrace
= Supertrace
{title2=$\operatorname{Str}A=\operatorname{Tr}((-1)^FA)$}
A supertrace is the trace weighted by fermion parity. Supersymmetry makes paired positive-energy states cancel in a supertrace.
= Supertrace
{title2=$\operatorname{Str}A=\operatorname{Tr}((-1)^FA)$}
A supertrace is the trace weighted by fermion parity. Supersymmetry makes paired positive-energy states cancel in a supertrace.