# Category:Traces of Matrices

This category contains results about Traces of Matrices.

Let $A = \sqbrk a_n$ be a square matrix of order $n$.

The trace of $A$ is:

$\ds \map \tr A = \sum_{i \mathop = 1}^n a_{ii}$

## Pages in category "Traces of Matrices"

The following 3 pages are in this category, out of 3 total.