Title: Calculate The Trace Of A Matrix
Slug: calculate_the_trace_of_a_matrix
Summary: How to calculate the trace of a matrix in Python.
Date: 2017-09-02 12:00
Category: Machine Learning
Tags: Vectors Matrices Arrays
Authors: Chris Albon

Preliminaries



In [1]:

    
# Load library
import numpy as np

Create Matrix



In [2]:

    
# Create matrix
matrix = np.array([[1, 2, 3],
                   [4, 5, 6],
                   [7, 8, 9]])

Calculate The Trace



In [3]:

    
# Calculate the tracre of the matrix
matrix.diagonal().sum()









    Out[3]:





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