How to Find Matrix Product in Python

Submitted by razormist on Monday, June 15, 2026 - 23:23.

In this tutorial, we will learn how to program "How to Find Matrix Product in Python". The objective is to find the matrix product. This tutorial will guide you step by step through the process of finding the matrix product. By the end of this tutorial, you will have a solid understanding of how to implement this solution effectively in Python, helping you strengthen your problem-solving abilities and improve your coding skills.

This topic is straightforward and easy to understand. By following the instructions provided, you will be able to complete it with ease. The program will guide you step by step through the process of finding the matrix product. So, let’s dive into the coding process!

Getting Started:

First you will have to download & install the Python IDLE's, here's the link for the Integrated Development And Learning Environment for Python https://www.python.org/downloads/.

Creating Main Function

This is the main function of the application. The following code will display a simple GUI in terminal console that will display program. To do this, simply copy and paste these blocks of code into the IDLE text editor.

import numpy as np
 
# MAIN LOOP
while True:
    print("\n============= Find Product of All Elements in Nested List =============\n")
 
    try:
        # Input nested list row by row
        n = int(input("Enter number of sublists: "))
 
        a = []
 
        for i in range(n):
            row = list(map(int, input(f"Enter elements of sublist {i+1}: ").split()))
            a.append(row)
 
        # Flatten list
        b = [ele for sub in a for ele in sub]
 
        # Product of all elements
        res = np.prod(b)
 
        print("\nNested List:", a)
        print("Flattened List:", b)
        print("Product of all elements:", res)
 
    except ValueError:
        print("Invalid input. Please enter integers only.")
        continue
 
    # Try Again Option
    opt = input("\nDo you want to try again? (yes/no): ").strip().lower()
 
    if opt == 'no':
        print("Exiting program...")
        break
    elif opt != 'yes':
        print("Invalid choice. Exiting program...")
        break

This program computes the product of all elements in a nested list using NumPy. It takes multiple sublists as input from the user, flattens them into a single list, and then calculates the product of all elements using `np.prod()`. The program also displays the original nested list and the flattened version, and continues to run until the user chooses to exit.

Output:

There you have it we successfully created How to Find Matrix Product in Python. I hope that this simple tutorial help you to what you are looking for. For more updates and tutorials just kindly visit this site. Enjoy Coding!

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