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Littlejohn, Lance Lee Autor

Open Access

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

10.1016/j.jmaa.2010.03.064

Número de citas: 3 (Web of Science) 4 (Scopus)
  • Cuartil SJR: Q1
  • Factor Impacto JCR: 1,174 (2010)
  • CiteScore: 2,5 (2020)
  • SJR: 1,408 (2010)
  • SNIP: 1,406 (2010)
  • Impacto JCR a 5 años: 1,345
  • Categorías JCR: MATHEMATICS, APPLIED
  • Categorías SJR: Analysis (Q1); Applied Mathematics (Q1)
Open Access

A spectral study of the second-order exceptional X1-Jacobi differential expression and a related non-classical Jacobi differential expression

  • Liaw C.
  • Littlejohn L.
  • Stewart J.
  • Wicks Q.

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/02/2015

10.1016/j.jmaa.2014.08.016

Número de citas: 8 (Web of Science) 6 (Scopus)
  • Cuartil SJR: Q1
  • Factor Impacto JCR: 1,014 (2015)
  • CiteScore: 2,5 (2020)
  • SJR: 1,15 (2015)
  • SNIP: 1,281 (2015)
  • Impacto JCR a 5 años: 1,13
  • Categorías JCR: MATHEMATICS, APPLIED
  • Categorías SJR: Applied Mathematics (Q1); Analysis (Q2)
Open Access

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

  • Lee J.
  • Littlejohn L.

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 15/10/2006

10.1016/j.jmaa.2005.09.062

Número de citas: 7 (Web of Science) 8 (Scopus)
  • Cuartil SJR: Q1
  • CiteScore: 2,5 (2020)
  • SJR: 1,221 (2006)
  • SNIP: 1,347 (2006)
  • Categorías SJR: Analysis (Q1); Applied Mathematics (Q1)
Open Access

The Laguerre Type Operator in a Left Definite Hilbert Space

  • Krall A.
  • Everitt W.
  • Littlejohn L.

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS - 1/06/1995

10.1006/jmaa.1995.1183

Número de citas: 3 (Web of Science) 1 (Scopus)
  • CiteScore: 1,6 (2020)
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

Número de citas: 4 (Web of Science) 5 (Scopus)
  • Cuartil SJR: Q2
  • Factor Impacto JCR: 1,064 (2016)
  • CiteScore: 2,5 (2020)
  • SJR: 1,039 (2016)
  • SNIP: 1,206 (2016)
  • Impacto JCR a 5 años: 1,151
  • Categorías JCR: MATHEMATICS
  • Categorías SJR: Analysis (Q2); Applied Mathematics (Q2)
Open Access

A general left-definite theory for certain self-adjoint operators with applications to differential equations

  • Littlejohn L.
  • Wellman R.

JOURNAL OF DIFFERENTIAL EQUATIONS - 20/05/2002

10.1006/jdeq.2001.4078

Número de citas: 28 (Web of Science) 31 (Scopus)
  • Cuartil SJR: Q1
  • CiteScore: 3,6 (2020)
  • SJR: 2,338 (2002)
  • SNIP: 1,758 (2002)
  • Categorías SJR: Analysis (Q1)
Open Access

On Birman's sequence of Hardy–Rellich-type inequalities

  • Gesztesy F.
  • Littlejohn L.
  • Michael I.
  • Wellman R.

JOURNAL OF DIFFERENTIAL EQUATIONS - 15/2/2018

10.1016/j.jde.2017.11.002

Número de citas: 9 (Scopus)
  • Cuartil SJR: Q1
  • Factor Impacto JCR: 1,938 (2018)
  • CiteScore: 3,6 (2020)
  • SJR: 2,352 (2018)
  • SNIP: 1,739 (2018)
  • Impacto JCR a 5 años: 2,293
  • Categorías JCR: MATHEMATICS
  • Categorías SJR: Analysis (Q1); Applied Mathematics (Q1)
Open Access

On self-adjoint boundary conditions for singular Sturm–Liouville operators bounded from below

  • Gesztesy F.
  • Littlejohn L.L.
  • Nichols R.

Journal of Differential Equations - 15/10/2020

10.1016/j.jde.2020.05.005

Número de citas: 6 (Scopus)
  • Cuartil SJR: Q1
  • Factor Impacto JCR: 2,43 (2020)
  • CiteScore: 3,6 (2020)
  • SJR: 2,014 (2020)
  • SNIP: 1,829 (2020)
  • Impacto JCR a 5 años: 2,857
  • Categorías JCR: MATHEMATICS
  • Categorías SJR: Analysis (Q1); Applied Mathematics (Q1)
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

Número de citas: 51 (Web of Science) 48 (Scopus)
  • Cuartil SJR: Q2
  • CiteScore: 4,5 (2020)
  • SJR: 0,88 (2007)
  • SNIP: 1,372 (2007)
  • Categorías SJR: Applied Mathematics (Q2); Computational Mathematics (Q2)
Open Access

Orthogonal polynomials and extensions of Copson's inequality

  • Brown B.
  • Evans W.
  • Littlejohn L.

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS - 29/10/1993

10.1016/0377-0427(93)90314-2

Número de citas: 3 (Web of Science) 3 (Scopus)
  • CiteScore: 4,5 (2020)

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

Número de citas: 1 (Scopus)

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Scopus: 17

Web of Science: 15

Scopus: 30

Web of Science: 22

Última actualización de los datos: 22/06/24 9:45
Próxima recolección programada: 29/06/24 3:00