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Holonomic Sequence


A holonomic sequence, also called a P-recursive sequence, is a sequence (a_n) satisfying a linear recurrence equation

 p_0(n)a_n+p_1(n)a_(n+1)+...+p_r(n)a_(n+r)=0

for all sufficiently large n, where the p_j(n) are polynomials and are not all zero (Stanley 1980, Zeilberger 1990).

Equivalently, the ordinary generating function A(x)=sum_(n>=0)a_nx^n is a holonomic function. This equivalence allows differential equations for generating functions and recurrences with polynomial coefficients to be translated into one another.


See also

Coefficient, Differential Equation, Generating Function, Holonomic Function, Recurrence Equation, Sequence

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References

Stanley, R. P. "Differentiably Finite Power Series." Europ. J. Combin. 1, 175-188, 1980. https://doi.org/10.1016/S0195-6698(80)80051-5.Zeilberger, D. "A Holonomic Systems Approach to Special Function Identities." J. Comput. Appl. Math. 32, 321-348, 1990.

Cite this as:

Weisstein, Eric W. "Holonomic Sequence." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/HolonomicSequence.html

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