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Справка Scilab >> Linear Algebra > Matrix Analysis > trace

trace

trace

Syntax

trace(X)

Arguments

X

real or complex square matrix, polynomial or rational matrix.

Description

trace(X) is the trace of the matrix X.

Same as sum(diag(X)).

Examples

A=rand(3,3);
trace(A)-sum(spec(A))

See also

  • det — determinant
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