@article{dmtcs:2754, title = {An Edge-Signed Generalization of Chordal Graphs, Free Multiplicities on Braid Arrangements, and Their Characterizations}, author = {Takuro Abe and Koji Nuida and Yasuhide Numata}, url = {https://dmtcs.episciences.org/2754}, doi = {10.46298/dmtcs.2754}, journal = {Discrete Mathematics \& Theoretical Computer Science}, issn = {1365-8050}, volume = {DMTCS Proceedings vol. AK, 21st International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2009)}, issuetitle = {Proceedings}, eid = 2, year = {2009}, month = {Jan}, keywords = {hyperplane arrangement, free arrangement, chordal graph, signed graph, characterization, [MATH.MATH-CO]Mathematics [math]/Combinatorics [math.CO], [INFO.INFO-DM]Computer Science [cs]/Discrete Mathematics [cs.DM]}, language = {English}, }