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45 points thunderbong | 1 comments | 21 Nov 24 02:17 UTC | HN request time: 0.209s | source

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teleforce ◴[21 Nov 24 05:09 UTC] No.42201329[source]▶

> Yet the technique employed to make the theory useful — renormalization — repulsed Dirac because he found it mathematically ugly.

Perhaps if he had used quaternion the solution will not be mathematically ugly or can even be beautiful [1].

[1] A quaternion formulation of the Dirac equation:

cornel_io ◴[21 Nov 24 06:32 UTC] No.42201707[source]▶

That reformulation doesn't let you avoid renormalization, does it?

replies(1): >>42202175 #

1. terminalbraid ◴[21 Nov 24 08:14 UTC] No.42202175[source]▶

No, it doesn't.

January 1928: Dirac equation unifies quantum mechanics and special relativity