Complex number theory on special relativity

[O'Nero Samuel]

I know I might sound stupid, but I'd wanted to know if anyone knows an author who has written a hypothetical mathematical formalism for speeds greater than that of light as an extension of the ideas of Einstein special relativity. If so please share links, 📚 or references of such ideas.

[zztop]

I know I might sound stupid, but I'd wanted to know if anyone knows an author who has written a hypothetical mathematical formalism for speeds greater than that of light as an extension of the ideas of Einstein special relativity. If so please share links, or references of such ideas.

There are several such papers, see here:

 

https://en.wikipedia.org/wiki/Tachyon