2 papers
math-ph2026
Division Algebras, Triality, and Exceptional Magic
A. Garrett Lisi
We describe in explicit detail the rich relationship between division algebras, split composition algebras, triality, Clifford algebras, spinors, triality Lie algebras, generalized…
hep-th2024
C, P, T, and Triality
A. Garrett Lisi
Discrete charge, parity, and time symmetries (C, P, and T) of quantized fermion states are extended by a triality symmetry (t), producing the CPTt Group, transforming between three…