The Method Of Rigged Spaces In Singular Perturbation Theory Of Self-adjoint Operators/en-ca/the-method-of-rigged-spaces-in-singular-perturbation-theory-of-self-adjoint-operators/FA5569AF-D50E-443D-8281-1A6D58017E1B.htmlFA5569AF-D50E-443D-8281-1A6D58017E1B
The Method Of Rigged Spaces In Singular Perturbation Theory Of Self-adjoint Operators