fill lower triangle including diagonal of a Numpy Array with infinity Python

Title: Filling the Lower Triangle (Including Diagonal) of a Numpy Array with -Infinity in Python
Introduction:
In this tutorial, we'll explore how to fill the lower triangle, including the diagonal, of a Numpy array with a specific value, in this case, -Infinity. This operation can be useful in various applications, such as working with symmetric matrices or preparing data for certain algorithms. We'll use the popular Python library Numpy for efficient array manipulation.
Prerequisites:
Make sure you have Python installed on your system, along with the Numpy library. You can install Numpy using the following command:
Tutorial:
Alternatively, you can achieve the same result using Numpy functions:
You should see a Numpy array with the lower triangle (including the diagonal) filled with -Infinity.
Complete Code Example:
Conclusion:
In this tutorial, you learned how to fill the lower triangle, including the diagonal, of a Numpy array with a specific value (-Infinity in this case). This operation can be applied to various scenarios in scientific computing and data analysis where working with triangular matrices is common. Feel free to adapt this code to your specific use case and experiment with different array sizes and values.
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