<div id="comment:0"></div> ... using `DualFunctor`. Depends on #34448 CC: @egourgoulhon @tscrim Component: **linear algebra** Branch/Commit: **[u/mkoeppe/construction_for_finiterankdualfreemodule](https://github.com/sagemath/sagetrac-mirror/tree/u/mkoeppe/construction_for_finiterankdualfreemodule) @ [`cba3a87`](https://github.com/sagemath/sagetrac-mirror/commit/cba3a8730c1f9cdb2f5dd1a6672fdb27163cba85)** _Issue created by migration from https://trac.sagemath.org/ticket/34605_