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Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
Notes from the lecture given in Edinburgh, Scotland by Paul A. M. Dirac concerning where quantum mechanics originated and how the idea of antimatter spread among physicists.
Notes on the lecture which Paul A. M. Dirac gave in Canberra, Australia. This lecture explains how physicists make new theories and, thus, how physicists came across the issue of antimatter.
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