traceReturn the trace of matrix A, i.e., the sum of the diagonal elements |
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Information
This information is part of the Modelica Standard Library maintained by the Modelica Association.
Syntax
r = Matrices.trace(A);
Description
This function computes the trace, i.e., the sum of the elements in the diagonal of matrix A.
Example
A = [1, 3;
2, 1];
r = trace(A);
results in:
r = 2.0
Syntax
result = trace(A)
Inputs (1)
| A |
Type: Real[:,size(A, 1)] Description: Square matrix A |
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Outputs (1)
| result |
Type: Real Description: Trace of A |
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