Pauli talks About his return from California.
Sans titreHeisenberg sends Pauli his Geneva lecture and notes of the discussion, prepared by Ferretti. He adds a correction of the results for the Pi-eigenvalues, after Schlieder's discovery of a mistake in the calculations.
Sans titrePauli asks if dispersion relations can be applied to weak interactions problems.
Sans titrePauli makes detailed remarks on the problem of weak interaction. He has some questions as regards the mathematical side.
Sans titreFierz gives detailed comments on two papers by van Hove.
Sans titreSymanzik makes calculations about renormalization.
Sans titreHeisenberg formulates the points on which he and Pauli agree. The main problem remains: would a quantization with positive metric and $\sigma$-functions be possible.
Sans titreMeitner thanks Pauli for the neutrino article and makes somepersonal remarks on it.
Sans titreFierz comments on van Hove's theory.
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