Tensor, Symmetric, Exterior, and Other Powers of Persistence Modules
Abstract
We reformulate the persistent (co)homology of simplicial filtrations, viewed from a more algebraic setting, namely as the (co)homology of a chain complex of graded modules over polynomial ring K[t]. We also define persistent (co)homology of groups, associative algebras, Lie algebras, etc. Then we obtain formulas for tensor powers Tn(M),Sn(M),\!n(M) where M is a persistence module. We discuss the cyclic and dihedral powers of persistence modules, and more generally quotients of Tn(M) by a group action.
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