2019-05-222019-05-222019-05Katz, N.M. y Rojas León, A. (2019). A rigid local system with monodromy group 2.J2. Finite Fields and Their Applications, 57, 276-286.1071-5797https://hdl.handle.net/11441/86652We exhibit a rigid local system of rank six on the affine line in characteristic p = 5 whose arithmetic and geometric monodromy groups are the finite group 2.J2 (J2 the Hall-Janko sporadic group) in one of its two (Galois-conjugate) irreducible representation of degree six.application/pdfengAttribution-NonCommercial-NoDerivatives 4.0 Internacionalhttp://creativecommons.org/licenses/by-nc-nd/4.0/MonodromyExponential sumsRepresentations of sporadic groupsinfo:eu-repo/semantics/articleinfo:eu-repo/semantics/openAccess10.1016/j.ffa.2019.02.008