An Extension of Bochner's Problem: Exceptional Invariant SubspacesMay 1, 2010·David Gómez-Ullate,Niky Kamran,Robert Milson Cite DOITypeJournal articlePublicationJournal of Approximation TheoryLast updated on May 1, 2010 AuthorsDavid Gómez-UllateProfessor of Applied Mathematics — Head of Mathematics, School of Science & Technology, IE University ← Integrability and Nonlinear Phenomena Oct 1, 2010An Extended Class of Orthogonal Polynomials Defined by a Sturm--Liouville Problem Nov 1, 2009 →