Convergence of the diagonal operator-valued Padé approximants to the Dyson expansion Academic Article uri icon

abstract

  • The diagonal operator-valued Padé approximants formed from the Dyson expansion to the Schrödinger time-evolution operator are shown to converge everywhere in the complex plane, except on a certain subset of the real axis. © 1975 Springer-Verlag.

author list (cited authors)

  • Narcowich, F. J., & Allen, G. D.

citation count

  • 3

publication date

  • June 1975