TY - JOUR AU - Álvarez Fernández, Carlos AU - Fidalgo Prieto, Ulises AU - Mañas Baena, Manuel Enrique PY - 2011 DO - 10.1016/j.aim.2011.03.008 SN - 0001-8708 UR - https://hdl.handle.net/20.500.14352/44697 T2 - Advances in mathematics AB - Multiple orthogonality is considered in the realm of a Gauss-Borel factorization problem for a semi-infinite moment matrix. Perfect combinations of weights and a finite Borel measure are constructed in terms of M-Nikishin systems. These perfect... LA - eng M2 - 1451 PB - Elsevier KW - Kadomtsev-petviashvili equation KW - Discrete kp-hierarchy KW - Random matrices TI - Multiple orthogonal polynomials of mixed type: Gauss-Borel factorization and the multi-component 2D Toda hierarchy TY - journal article VL - 227 ER -