Engineering↗
Factoring Polynomials over Algebraic Number Fields
Factoring polynomials whose coefficients lie in a number field, by reduction to the rational case via norms.
Every page in the KEVOS library tagged norm. 3 pages.
Factoring polynomials whose coefficients lie in a number field, by reduction to the rational case via norms.
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.