12 citations · 38 across the 23 of their papers we have counts for
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math.SP2015
Glazman-Krein-Naimark Theory, Left-Definite Theory and the Square of the Legendre Polynomials Differential Operator
Lance L. Littlejohn, Quinn Wicks
As an application of a general left-definite spectral theory, Everitt, Littlejohn and Wellman, in 2002, developed the left-definite theory associated with the classical Legendre se…
math.CA2015★ 12 cited
Spectral analysis for the exceptional -Jacobi equation
Constanze Liaw, Lance Littlejohn, Jessica Stewart
We provide the mathematical foundation for the -Jacobi spectral theory. Namely, we present a self-adjoint operator associated to the differential expression with the exception…