Drake, Brian; Gessel, Ira M.; Xin, Guoce
Three proofs and a generalization of the Goulden-Litsyn-Shevelev conjecture on a sequence arising in algebraic geometry
J. Integer Seq. 10(3), Article 07.3.7, 11 p., electronic only (2007)
Summary: We prove and generalize a conjecture of Goulden, Litsyn, and Shevelev that certain Laurent polynomials related to the solution of a functional equation have only odd negative powers.
Mathematics Subject Classification
Laurent polynomial, cohomology rings of moduli spaces, Lagrange inversion