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Highly Cited

2012

Highly Cited

2012

It has been recently discovered that exceptional families of Sturm-Liouville orthogonal polynomials exist, that generalize in… Expand

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Highly Cited

2010

Highly Cited

2010

Recent discoveries concerning rotating (helical) phase fronts and orbital angular momentum (OAM) of laser beams are applied to… Expand

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Highly Cited

2010

Highly Cited

2010

We adapt the notion of the Darboux transformation to the context of polynomial Sturm–Liouville problems. As an application, we… Expand

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Highly Cited

2007

Highly Cited

2007

Fractional differentiation systems are characterized by the presence of non-exponential aperiodic multimodes. Although rational… Expand

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Highly Cited

2000

Highly Cited

2000

Stable and efficient spectral methods using Laguerre functions are proposed and analyzed for model elliptic equations on regular… Expand

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Highly Cited

1999

Highly Cited

1999

Let L(alpha) be the (semi-infinite) tridiagonal matrix associated with the three-term recursion relation satisfied by the… Expand

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Highly Cited

1997

Highly Cited

1997

Abstract:Multivariable generalizations of the classical Hermite, Laguerre and Jacobi polynomials occur as the polynomial part of… Expand

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Highly Cited

1996

Highly Cited

1996

Approximation of stable linear dynamical systems by means of so-called Laguerre and Kautz functions, which are the Laplace… Expand

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Highly Cited

1985

Highly Cited

1985

The polynomial sets {Y"(x; k)} and { Z"(x; &)}, discussed by Joseph D. E. Konhauser, are biorthogonal over the interval (0, oo… Expand

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1958

1958

This is an excellent little book written with a commendable attention to detail. The authors take pains to indicate frequently… Expand

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