Littlejohn, Lance Lee Author
Zeros of orthogonal polynomials in certain discrete Sobolev spaces
- Han S.
- Kwon K.
- Littlejohn L.
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 29/03/1996
- CiteScore: 4.5 (2020)
- Scopus
- ORCID
- Web of Science
Zeros of Jacobi and ultraspherical polynomials
- Arvesú J.
- Driver K.
- Littlejohn L.L.
RAMANUJAN JOURNAL - 1/1/2021
- JCR Impact Factor: 0.804 (2021)
- CiteScore: 1.4 (2022)
- SJR: 0.559 (2022
- SNIP: 1.202 (2022
- JCR 5-year Impact Factor: 0.826
- JCR Categories: MATHEMATICS
Variation of parameters and solutions of composite products of linear differential equations
- Littlejohn L.
- López J.
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 15/09/2010
- SJR Quartile: Q1
- JCR Impact Factor: 1.174 (2010)
- CiteScore: 2.5 (2020)
- SJR: 1.408 (2010
- SNIP: 1.406 (2010
- JCR 5-year Impact Factor: 1.345
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Analysis (Q1); Applied Mathematics (Q1)
- Scopus
- ORCID
- Web of Science
Utah state university mathematics conference
- Ridenhour J.
- Thompson R.
- Littlejohn L.
ROCKY MOUNTAIN JOURNAL OF MATHEMATICS - 1/06/1986
- CiteScore: 0.8 (2020)
- Scopus
- ORCID
- Web of Science
The symmetric form of the Koekoeks' Laguerre type differential equation
- Everitt W.
- Littlejohn L.
- Wellman R.
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 20/02/1995
- CiteScore: 4.5 (2020)
- Scopus
- ORCID
- Web of Science
The spectral analysis of three families of exceptional Laguerre polynomials
- Lance L. Littlejohn
- Robert Milson
- Constanze Liaw
- Jessica Stewart
JOURNAL OF APPROXIMATION THEORY - 1/02/2016
- SJR Quartile: Q2
- JCR Impact Factor: 0.931 (2016)
- CiteScore: 1.5 (2020)
- SJR: 0.802 (2016
- SNIP: 1.126 (2016
- JCR 5-year Impact Factor: 0.855
- JCR Categories: MATHEMATICS
- SJR Categories: Analysis (Q2); Applied Mathematics (Q2); Mathematics (miscellaneous) (Q2); Numerical Analysis (Q2)
- Scopus
- ORCID
- Web of Science
The Sobolev orthogonality and spectral analysis of the Laguerre polynomials {Ln -k} for positive integers k
- Everitt W.
- Littlejohn L.
- Wellman R.
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 1/10/2004
- SJR Quartile: Q2
- CiteScore: 4.5 (2020)
- SJR: 0.711 (2004
- SNIP: 1.008 (2004
- SJR Categories: Applied Mathematics (Q2); Computational Mathematics (Q2)
- Scopus
- ORCID
- Web of Science
The Legendre-Stirling numbers
- Andrews G.
- Gawronski W.
- Littlejohn L.
DISCRETE MATHEMATICS - 28/07/2011
- SJR Quartile: Q2
- JCR Impact Factor: 0.519 (2011)
- CiteScore: 1.5 (2020)
- SJR: 0.824 (2011
- SNIP: 0.982 (2011
- JCR 5-year Impact Factor: 0.556
- JCR Categories: MATHEMATICS
- SJR Categories: Discrete Mathematics and Combinatorics (Q2); Theoretical Computer Science (Q2)
- Scopus
- ORCID
- Web of Science
The legendre polynomials under a left definite energy norm
- Krall A.
- Littlejohn L.
Quaestiones Mathematicae - 1/1/1993
- CiteScore: 1.6 (2020)
The legendre equation and its self-adjoint operators
- Littlejohn, L.L.
- Zettl, A.
Electronic Journal of Differential Equations - 22/6/2011
- SJR Quartile: Q3
- JCR Impact Factor: 0.427 (2011)
- JCR Categories: MATHEMATICS, APPLIED
- SJR Categories: Analysis (Q3)
- Scopus
- ORCID
This author has no conferences.
This author has no patents.
This author has no reports or other types of publications.
h index
Scopus: 17
Web of Science: 15
i10 index
Scopus: 30
Web of Science: 22
Author profiles
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Research projects at UAL
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Acronym MTM2017-89941-PSince: January 1, 2018Until: December 31, 2021Funded by: MECFunding / grant amount: 72,600.00 EURRole: Equipo de trabajo