trace (MathScript RT Module Function)
Owning Class: linalgebra
Requires: MathScript RT Module
Syntax
c = trace(a)
Description
Computes the sum of all diagonal elements in a matrix.
Inputs
| Name | Description |
|---|---|
| a | Specifies a matrix. |
Outputs
| Name | Description |
|---|---|
| c | Returns the sum of all diagonal elements in a. c is a scalar. |
Examples
C = trace(ones(3, 3))