Composing power series over a finite ring in essentially linear time

Relax, but don't be too lazy

Journal of Symbolic Computation

Fast polynomial factorization and modular composition in small characteristic

STOC '08 Proceedings of the fortieth annual ACM symposium on Theory of computing

Power series composition and change of basis

Proceedings of the twenty-first international symposium on Symbolic and algebraic computation

Fast Polynomial Factorization and Modular Composition

SIAM Journal on Computing

Power series solutions of singular (q)-differential equations

Proceedings of the 37th International Symposium on Symbolic and Algebraic Computation