Computer Algebra in Scientific Computing 20th International Workshop, CASC 2018, Lille, France, September 17-21, 2018, Proceedings - Gerdt, Vladimir P.; Gerdt, Vladimir P.; Koepf, Wolfram; Koepf, Wolfram; Seiler, Werner M.; Seiler, Werner M.; Vorozhtsov, Evgenii V.; Vorozhtsov, Evgenii V. (Springer International Publishing : Imprint: Springer, 2018)