The description of a graded differential geometry package in REDUCE is given. The procedures are useful in the study of supersymmetric equations. The supersymmetric modified KdV equation is discussed as an application.
Gragert, P. K. H., & Kersten, P. H. M. (1991). Graded differential geometry in REDUCE: Supersymmetry structures of the modified KdV Equation. Acta applicandae mathematicae, 24(3), 211-231. https://doi.org/10.1007/BF00047044