@article{AA_2022_34_2_a5, author = {K. J. Ciosmak}, title = {Differentiable functions on modules and equation $\mathrm{grad}\,(w)=\mathsf{M}\,\mathrm{grad}\,(v)$}, journal = {Algebra i analiz}, pages = {185--230}, publisher = {mathdoc}, volume = {34}, number = {2}, year = {2022}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AA_2022_34_2_a5/} }