Linear and multilinear algebra; matrix theory Canonical forms and decompositions Concept
Companion matrix
Summary
The companion matrix of a monic polynomial is a square matrix with ones just below the diagonal. Its last column holds the negated coefficients, and all other entries are zero. Its characteristic polynomial is the given polynomial.
Further reading
- Web https://en.wikipedia.org/wiki/Companion_matrix, lead section
About this page
| Tag | 0ZCWPNZTQ3 |
|---|---|
| URI | m2://0ZCWPNZTQ3 |
| Kind | concept |
| Writing | W1 stated |
| MSC | 15A21 |
| Specializes | Square matrix |
| Same as |
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What this page needs for W2
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