Engineering↗
The Matrix (Regular) Representation of Algebraic Numbers
Representing a field element by its multiplication matrix, and reading trace, norm and characteristic polynomial off that matrix.
Every page in the KEVOS library tagged trace. 2 pages.
Representing a field element by its multiplication matrix, and reading trace, norm and characteristic polynomial off that matrix.
Trace, norm and characteristic polynomial of a field element, their computation, and their use as invariants and cross-checks.