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Littlejohn, Lance Lee Author

Open Access

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

  • Everitt W.
  • Littlejohn L.
  • Wellman R.

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 1/11/2002

10.1016/s0377-0427(02)00582-4

Cite count: 32 (Web of Science) 35 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 4.5 (2020)
  • SJR: 0.839 (2002
  • SNIP: 1.034 (2002
  • SJR Categories: Applied Mathematics (Q2); Computational Mathematics (Q3)
Open Access

Left-definite variations of the classical fourier expansion theorem

  • Littlejohn L.
  • Zettl A.

ELECTRONIC TRANSACTIONS ON NUMERICAL ANALYSIS - 1/12/2007

Cite count: 2 (Web of Science) 3 (Scopus)
  • SJR Quartile: Q3
  • CiteScore: 1.5 (2020)
  • SJR: 0.466 (2007
  • SNIP: 0.896 (2007
  • SJR Categories: Analysis (Q3)
Open Access

Left-definite theory with applications to orthogonal polynomialsI

  • Lance L. Littlejohn
  • Andrea Bruder
  • Davut Tuncer
  • R. Wellman

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 15/01/2010

10.1016/j.cam.2009.02.058

Cite count: 3 (Web of Science) 5 (Scopus)
  • SJR Quartile: Q2
  • JCR Impact Factor: 1.03 (2010)
  • CiteScore: 4.5 (2020)
  • SJR: 0.92 (2010
  • SNIP: 1.244 (2010
  • JCR 5-year Impact Factor: 1.299
  • JCR Categories: MATHEMATICS, APPLIED
  • SJR Categories: Applied Mathematics (Q2); Computational Mathematics (Q2)
Open Access

Left-definite spectral theory for the classical Hermite differential equation

  • Everitt W.
  • Littlejohn L.
  • Wellman R.

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 1/09/2000

10.1016/s0377-0427(00)00335-6

Cite count: 14 (Web of Science) 13 (Scopus)
  • SJR Quartile: Q3
  • CiteScore: 4.5 (2020)
  • SJR: 0.441 (2000
  • SNIP: 0.802 (2000
  • SJR Categories: Applied Mathematics (Q3); Computational Mathematics (Q3)
Open Access

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

  • Everitt W.
  • Kwon K.
  • Littlejohn L.
  • Wellman R.
  • Yoon G.

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 1/11/2007

10.1016/j.cam.2006.10.045

Cite count: 51 (Web of Science) 48 (Scopus)
  • SJR Quartile: Q2
  • CiteScore: 4.5 (2020)
  • SJR: 0.88 (2007
  • SNIP: 1.372 (2007
  • SJR Categories: Applied Mathematics (Q2); Computational Mathematics (Q2)

Interlacing of zeros of Laguerre polynomials of equal and consecutive degree

  • Arvesú J.
  • Driver K.
  • Littlejohn L.

INTEGRAL TRANSFORMS AND SPECIAL FUNCTIONS - 1/1/2021

10.1080/10652469.2020.1804901

Cite count: 1 (Scopus)
  • JCR Impact Factor: 1.167 (2021)
  • CiteScore: 1.6 (2020)
  • SJR: 0.562 (2020
  • SNIP: 1.161 (2020
  • JCR 5-year Impact Factor: 1.075
  • JCR Categories: MATHEMATICS, APPLIED

H. J. S. Smith and the Fermat two squares theorem

  • Clarke F.
  • Everitt W.
  • Littlejohn L.
  • Vorster S.

AMERICAN MATHEMATICAL MONTHLY - 1/08/1999

10.2307/2589495

Cite count: 9 (Web of Science) 11 (Scopus)
  • SJR Quartile: Q3
  • CiteScore: 0.7 (2020)
  • SJR: 0.326 (1999
  • SNIP: 1.034 (1999
  • SJR Categories: Mathematics (miscellaneous) (Q3)
Open Access

Glazman–Krein–Naimark theory, left-definite theory and the square of the Legendre polynomials differential operator

  • Littlejohn L.
  • Wicks Q.

Journal of Mathematical Analysis and Applications - 1/12/2016

10.1016/j.jmaa.2016.06.010

Cite count: 4 (Web of Science) 5 (Scopus)
  • SJR Quartile: Q2
  • JCR Impact Factor: 1.064 (2016)
  • CiteScore: 2.5 (2020)
  • SJR: 1.039 (2016
  • SNIP: 1.206 (2016
  • JCR 5-year Impact Factor: 1.151
  • JCR Categories: MATHEMATICS
  • SJR Categories: Analysis (Q2); Applied Mathematics (Q2)
Open Access

Ghost matrices and a characterization of symmetric Sobolev bilinear forms

  • Kwon K.
  • Littlejohn L.
  • Yoon G.

LINEAR ALGEBRA AND ITS APPLICATIONS - 1/07/2009

10.1016/j.laa.2009.02.014

Cite count: 6 (Web of Science) 6 (Scopus)
  • SJR Quartile: Q2
  • JCR Impact Factor: 1.073 (2009)
  • CiteScore: 2.1 (2020)
  • SJR: 0.746 (2009
  • SNIP: 1.446 (2009
  • JCR 5-year Impact Factor: 1.119
  • JCR Categories: MATHEMATICS, APPLIED
  • SJR Categories: Algebra and Number Theory (Q2); Discrete Mathematics and Combinatorics (Q2); Geometry and Topology (Q2); Numerical Analysis (Q3)

Franciszek Hugon Szafraniec: A Scholar of Eminence

  • Cicho? D.
  • Littlejohn L.
  • Stochel J.

Complex Analysis and Operator Theory - 1/06/2012

10.1007/s11785-012-0240-z

Cite count: 1 (Web of Science) 1 (Scopus)
  • SJR Quartile: Q2
  • JCR Impact Factor: 0.404 (2012)
  • CiteScore: 1.5 (2020)
  • SJR: 0.595 (2012
  • SNIP: 0.759 (2012
  • JCR 5-year Impact Factor: 0.535
  • JCR Categories: MATHEMATICS, APPLIED
  • SJR Categories: Applied Mathematics (Q2); Computational Mathematics (Q2); Computational Theory and Mathematics (Q3)

Weight Distributions and Moments for a Certain Class of Orthogonal Polynomials

  • Littlejohn, L.L.

North-Holland Mathematics Studies - 1/1/1984

10.1016/s0304-0208(08)73723-x

Cite count: 1 (Scopus)

This author has no conferences.

This author has no patents.

This author has no reports or other types of publications.

Scopus: 17

Web of Science: 15

Scopus: 30

Web of Science: 22

Last data update: 6/29/24 9:33 AM
Next scheduled update: 7/6/24 3:00 AM