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New Identities for Stirling Numbers Via Riordan Arrays
천기상,설한국,Moawwad E. A. El-Mikkawy 한국수학교육학회 2006 純粹 및 應用數學 Vol.13 No.4
In this paper we stablish some new identities involving Sti rling num-bers of both kinds. These identities are obtained via Riodanarays with a variablex. Some wel-known identities are obtained as pecial cases of the new identities forthe specic number x.
GENERALIZED HARMONIC NUMBER IDENTITIES AND A RELATED MATRIX REPRESENTATION
Cheon, Gi-Sang,El-Mikkawy Moawwad E.A. Korean Mathematical Society 2007 대한수학회지 Vol.44 No.2
In this paper, we obtain important combinatorial identities of generalized harmonic numbers using symmetric polynomials. We also obtain the matrix representation for the generalized harmonic numbers whose inverse matrix can be computed recursively.