We introduce the concepts of pre-asymptotic schemes and pre-asymptotic expansions to study the divergent series that formally are solutions of various types of equations. © 1996 Academic Press, Inc.
Publication Source (Journal or Book title)
Journal of Mathematical Analysis and Applications
Durán, A., Estrada, R., & Kanwal, R. (1996). Pre-asymptotic expansions. Journal of Mathematical Analysis and Applications, 202 (2), 470-484. https://doi.org/10.1006/jmaa.1996.0328