Media type: E-Article Title: A variational approach of the rank function Contributor: Hiriart-Urruty, Jean-Baptiste; Le, Hai Yen Published: Springer Science and Business Media LLC, 2013 Published in: TOP, 21 (2013) 2, Seite 207-240 Language: English DOI: 10.1007/s11750-013-0283-y ISSN: 1134-5764; 1863-8279 Keywords: Discrete Mathematics and Combinatorics ; Statistics and Probability ; Management Science and Operations Research ; Information Systems and Management ; Modeling and Simulation Origination: Footnote: