Dirac’s square root and the discovery of antiparticles

[microreview]

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In this article we show how to circumvent the problem of having a sum of operators inside a square root. The purpose is to show an ingenuous method that perhaps can be applied to other areas of physics.

https://doi.org/10.31219/osf.io/8q2zh

Open Physics Collaboration

Op. J. Math. Phys.
Volume 1, Article 25, 2019 [AY]