Wu, T.-C.Tu, S.-T.Srivastava, H.M.2010-05-262010-05-2619992010-05-26http://hdl.handle.net/1828/2818The authors develop closed-form sums of several interesting families of series associated with the Digamma (or Psi) function and harmonic numbers. A number of illustrative examples and applications of the main results are also considered.enDigamma (or Psi) functionharmonic numbersGamma functioncombinatorial (or binomial) coefficientsseries identitiesBeta functionGauss summation theoremChu-Vandermonde summation theoremGauss hypergeometric seriestechnical reports (mathematics and statistics)Some combinatorial series identities associated with the digamma function and harmonic numbers functions with negative coefficientsSome combinatorial series identities associated with the digamma function and harmonic numbersTechnical ReportDepartment of Mathematics and Statistics