Tachyons and tachyonian systems. Generalisation of the special principle of relativity and an idea of six-dimensional space-time.
Appendix A Rindler's derivation of LT
Fifth International Conference on the Nature and Ontology of Spacetime 2018
How Einstein and Minkowski missed real valued Lorentz transformations for v>c which are possible in 2D and in extended special relativity to 6D spacetime (three space three time) and its possible relation to the nature of spacetime and consciousness.
Power Point with my talk, very large file 174 MB
Power Point without talk smaler file 9 MB