Summation in finite terms using sage

Theory of Summation in Finite Terms

Journal of Symbolic Computation

Summation in Finite Terms

Journal of the ACM (JACM)

On solutions of linear ordinary difference equations in their coefficient field

Journal of Symbolic Computation

Degree Bounds to Find Polynomial Solutions of Parameterized Linear Difference Equations in ΠΣ-Fields

Applicable Algebra in Engineering, Communication and Computing

Symbolic Integration I: Transcendental Functions (Algorithms and Computation in Mathematics)

Symbolic Integration I: Transcendental Functions (Algorithms and Computation in Mathematics)

Application of unspecified sequences in symbolic summation

Proceedings of the 2006 international symposium on Symbolic and algebraic computation

Symbolic summation with radical expressions

Proceedings of the 2007 international symposium on Symbolic and algebraic computation

A refined difference field theory for symbolic summation

Journal of Symbolic Computation