@article{dmtcs:12801, title = {Matroids over a ring}, author = {Alex Fink and Luca Moci}, url = {https://dmtcs.episciences.org/12801}, doi = {10.46298/dmtcs.12801}, journal = {Discrete Mathematics \& Theoretical Computer Science}, issn = {1365-8050}, volume = {DMTCS Proceedings vol. AS, 25th International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2013)}, issuetitle = {Proceedings}, eid = 14, year = {2013}, month = {Jan}, keywords = {arithmetic matroids, valuated matroids, tropical flag variety, Dedekind domains, Tutte polynomial, Tutte-Grothendieck group, [INFO.INFO-DM]Computer Science [cs]/Discrete Mathematics [cs.DM]}, language = {English}, }