A remark on Krein's resolvent formula and boundary conditions

@inproceedings{Albeverio2005ARO,
  title={A remark on Krein's resolvent formula and boundary conditions},
  author={Sergio Albeverio and Konstantin Pankrashkin},
  year={2005}
}
  • Sergio Albeverio, Konstantin Pankrashkin
  • Published 2005
  • Mathematics, Physics
  • We prove an analogue of Krein's resolvent formula expressing the resolvents of self-adjoint extensions in terms of boundary conditions. Applications to quantum graphs and systems with point interactions are discussed. 

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