- Hands-On Mathematics for Deep Learning
- Jay Dawani
- 60字
- 2021-06-18 18:55:13
Trace
Given an n×n matrix A, the sum of all the entries on the diagonal is called the trace. We write it like so:
The following are four important properties of the trace:
A very interesting property of the trace is that it is equal to the sum of its eigenvalues, so that the following applies:
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