trace
Sign in to saveAlso known as trace of square matrix, trace of matrix, trace of a matrix
sum of the elements of the main diagonal of a square matrix
Wikidata facts
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- partial function domain
- square matrix
- maintained by WikiProject
- WikiProject Mathematics
- invariant under
- change of basis
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Encyclopedic overview
In linear algebra, the trace of a square matrix A, denoted tr(A), is defined as a sum of the elements on its main diagonal,
a
Excerpted from Wikipedia’s “trace” article, available under the CC BY-SA 4.0 licence.