Engineering↗
Matrix Representation and Cost Model
Dense and sparse matrix representations, the cost model for exact linear algebra, and why coefficient growth rather than operation count usually decides performance.
Tag
Matrix Representation
Every page in the KEVOS library tagged Matrix Representation. 3 pages.
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.
Engineering↗
Representing Algebraic Numbers
The standard, matrix, conjugate-vector and minimal-polynomial representations of an algebraic number, their relative costs, and how to convert between them.
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mathematics 387
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