Lance L. Littlejohn

发表

Elementary Problems: E2743-E2748

David Hammer, Emil Grosswald, Peter Ungar, 1978 .

The Legendre-Stirling numbers

George E. Andrews, Lance L. Littlejohn, Wolfgang Gawronski, 2011, Discret. Math..

Left-definite theory with applications to orthogonal polynomials

Lance L. Littlejohn, Andrea Bruder, Davut Tuncer, 2010, J. Comput. Appl. Math..

Factorization of second-order linear differential equations and Liouville-Neumann expansions

José L. López, Lance L. Littlejohn, Esther García, 2013, Math. Comput. Model..

The spectral analysis of three families of exceptional Laguerre polynomials

Robert Milson, Jessica Stewart, Lance L. Littlejohn, 2016, J. Approx. Theory.

Differential operator for discrete Gegenbauer-Sobolev orthogonal polynomials: Eigenvalues and asymptotics

Juan J. Moreno-Balcázar, Lance L. Littlejohn, Richard Wellman, 2018, J. Approx. Theory.

On the asymptotic normality of the Legendre-Stirling numbers of the second kind

Lance L. Littlejohn, Thorsten Neuschel, Wolfgang Gawronski, 2014, Eur. J. Comb..

Orthogonal Polynomial Solutions of Spectral Type Differential Equations: Magnus' Conjecture

Lance L. Littlejohn, Kil H. Kwon, Gang J. Yoon, 2001, J. Approx. Theory.

The Jacobi-Stirling numbers

George E. Andrews, Lance L. Littlejohn, Wolfgang Gawronski, 2011, J. Comb. Theory, Ser. A.

Donoghue $m$-functions for singular Sturm--Liouville operators

Fritz Gesztesy, Roger Nichols, Lance L. Littlejohn, 2021, 2107.09832.

CLASSIFICATION OF CLASSICAL ORTHOGONAL POLYNOMIALS

Kil Hyun Kwon, Lance L. Littlejohn, L. Littlejohn, 1997 .

ON SOME PROPERTIES OF THE LEGENDRE TYPE DIFFERENTIAL EXPRESSION

Lance L. Littlejohn, Allan M. Krall, A. Krall, 1990 .

Self-Adjoint Operators Generated from Non-Lagrangian Symmetric Differential Equations Having Orthogonal Polynomial Eigenfunctions

Kil Hyun Kwon, Lance L. Littlejohn, S. C. Williams, 2001 .

A combinatorial interpretation of the Legendre-Stirling numbers

George E. Andrews, Lance L. Littlejohn, G. Andrews, 2009 .

Orthogonal polynomial solutions to ordinary and partial differential equations

Lance L. Littlejohn, L. Littlejohn, 1988 .

On Properties of the Legendre Differential Expression

Lance L. Littlejohn, L. Littlejohn, W. N. Everjtt, 2002 .

On recurrence relations for Sobolev orthogonal polynomials

Francisco Marcellán, André Ronveaux, Lance L. Littlejohn, 1995 .

BOCHNER-KRALL ORTHOGONAL POLYNOMIALS

Gangjoon Yoon, Kil Hyun Kwon, Lance L. Littlejohn, 2000 .

A General Left-Definite Theory for Certain Self-Adjoint Operators with Applications to Differential Equations

Lance L. Littlejohn, L. Littlejohn, R. Wellman, 2002 .

Differential operators and the Legendre type polynomials

Lance L. Littlejohn, L. Littlejohn, W. N. Everitt, 1988, Differential and Integral Equations.

H.J.S. Smith and the Fermat Two Squares Theorem

Lance L. Littlejohn, W. N. Everitt, L. Littlejohn, 1999 .

Characterizations of orthogonal polynomials satisfying differential equations

Kil Hyun Kwon, Lance L. Littlejohn, L. Littlejohn, 1994 .

On the Right-Definite and Left-Definite Spectral Theory of the Legendre Polynomials

Francisco Marcellán, J. Arvesú, Lance L. Littlejohn, 2002 .

Sobolev orthogonal polynomials in two variables and second order partial differential equations

Lance L. Littlejohn, Jeong Keun Lee, 2006 .

Left-definite variations of the classical Fourier expansion theorem.

Edward L. Smith, Lance L. Littlejohn, Anton Zettl, 2007 .

ORTHOGONAL POLYNOMIALS SATISFYING PARTIAL DIFFERENTIAL EQUATIONS BELONGING TO THE BASIC CLASS

Lance L. Littlejohn, B. H. Yoo, J. K. Lee, 2004 .

Symmetry Factors for Differential Equations

Lance L. Littlejohn, 1983 .

Symmetric and Symmetrisable Differential Expressions

Lance L. Littlejohn, David Race, L. Littlejohn, 1990 .

The left-definite spectral theory for the classical Hermite differential equation

Lance L. Littlejohn, W. N. Everitt, L. Littlejohn, 2000 .

Orthogonal polynomials and approximation in Sobolev spaces

Lance L. Littlejohn, S. C. Williams, W. N. Everitt, 1993 .

Variation of parameters and solutions of composite products of linear differential equations

José L. López, Lance L. Littlejohn, 2010 .

Differential equations having orthogonal polynomial solutions

Kil Hyun Kwon, Lance L. Littlejohn, L. Littlejohn, 1997 .

On the classification of differential equations having orthogonal polynomial solutions

Lance L. Littlejohn, L. Littlejohn, 1984 .

Legendre polynomials, Legendre--Stirling numbers, and the left-definite spectral analysis of the Legendre differential expression

Lance L. Littlejohn, W. N. Everitt, L. Littlejohn, 2002 .

Orthogonal polynomial solutions of linear ordinary dierential equations

Kil Hyun Kwon, Lance L. Littlejohn, W. N. Everitt, 2001 .

Jacobi-Stirling numbers, Jacobi polynomials, and the left-definite analysis of the classical Jacobi differential expression

Gangjoon Yoon, Kil Hyun Kwon, Lance L. Littlejohn, 2007 .