= Worldsheet gravitino
{title2=$\chi_\mu$}
The worldsheet gravitino is the fermionic vector-spinor gauge field for local <worldsheet supersymmetry>, paired with the worldsheet metric in two-dimensional <supergravity>. In a locally supersymmetric string action it couples to the worldsheet supercurrent. Fixing its gauge and the bosonic <conformal gauge> leaves the usual flat rigid transformations on embeddings and <worldsheet Majorana fermions>; it should not be silently omitted when claiming an arbitrary curved-worldsheet locally supersymmetric action.
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