Perturbation of spectra in hilbert space
Friedrichs, Kurt O.
Perturbation of spectra in hilbert space by Kurt O.Friedrichs - Rhode Island American Mathematical Society 1965 - xiii, 178p. - Lectures in Applied Mathematics V.2 .
60-12712
515.73 / N65.2
Perturbation of spectra in hilbert space by Kurt O.Friedrichs - Rhode Island American Mathematical Society 1965 - xiii, 178p. - Lectures in Applied Mathematics V.2 .
60-12712
515.73 / N65.2