Numpy Arrays - Fast Linear Algebra in Python

Socratica ยท Intermediate ยท๐Ÿ“ ML Fundamentals ยท3mo ago

About this lesson

๐™…๐™ค๐™ž๐™ฃ ๐™ค๐™ช๐™ง ๐™‹๐™–๐™ฉ๐™ง๐™š๐™ค๐™ฃ: https://www.patreon.com/cw/socratica ๐™Ž๐™ž๐™œ๐™ฃ ๐™ช๐™ฅ ๐™›๐™ค๐™ง ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐˜พ๐™ค๐™ช๐™ง๐™จ๐™š๐™จ: https://www.socratica.com/collections ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐™‹๐™ฎ๐™ฉ๐™๐™ค๐™ฃ ๐™จ๐™๐™ž๐™ง๐™ฉ: https://shop.socratica.com/products/python-by-socratica NumPy arrays are the foundation of numerical computing in Python. In this lesson, we walk through what they are, how they differ from regular Python lists, and why they are dramatically faster for mathematical work. We create arrays from lists, examine their shape, size, data type, and dimensions, and work through indexing, slicing, and reshaping multi-dimensional data. We also demonstrate vectorized operations, broadcasting, and element-wise arithmetic so you can see how NumPy replaces slow Python loops with efficient array-wide computation. All examples are written in plain Python and run step by step, giving you a practical understanding of how NumPy handles real numerical workloads in data science and machine learning. ๐Ÿ“Œ Patreon support keeps these videos coming: patreon.com/socratica ๐Ÿ“บ More Python, math, and computer science at Socratica.com ๐™Ž๐™ž๐™œ๐™ฃ ๐™ช๐™ฅ ๐™›๐™ค๐™ง ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐˜พ๐™ค๐™ช๐™ง๐™จ๐™š๐™จ: https://www.socratica.com/collections ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐™‹๐™ฎ๐™ฉ๐™๐™ค๐™ฃ ๐™จ๐™๐™ž๐™ง๐™ฉ: https://shop.socratica.com/products/python-by-socratica ๐™‹๐™ง๐™ค๐™œ๐™ง๐™–๐™ข๐™ข๐™ž๐™ฃ๐™œ ๐™ฅ๐™ก๐™–๐™ฎ๐™ก๐™ž๐™จ๐™ฉ๐™จ: Python: http://bit.ly/PythonSocratica SQL: http://bit.ly/SQL_Socratica Subscribe to Socratica + bell for notifications: http://bit.ly/SocraticaSubscribe โง“โง“โง“โง“โง“ We recommend: How to Be a Great Student ebook: https://amzn.to/2Lh3XSP Paperback: https://amzn.to/3t5jeH3 Kindle Unlimited (read free): https://amzn.to/3atr8TJ Python Cookbook, 3rd edition https://amzn.to/3jprjX2 More Socratica Python goodies here: https://shop.socratica.com/collections/python-merch โง“โง“โง“โง“โง“ Join this channel to get access to perks: https://www.youtube.com/channel/UCW6TXMZ5Pq6yL6_k5NZ2e0Q/join Support Socratica on Patreon: h

Original Description

๐™…๐™ค๐™ž๐™ฃ ๐™ค๐™ช๐™ง ๐™‹๐™–๐™ฉ๐™ง๐™š๐™ค๐™ฃ: https://www.patreon.com/cw/socratica ๐™Ž๐™ž๐™œ๐™ฃ ๐™ช๐™ฅ ๐™›๐™ค๐™ง ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐˜พ๐™ค๐™ช๐™ง๐™จ๐™š๐™จ: https://www.socratica.com/collections ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐™‹๐™ฎ๐™ฉ๐™๐™ค๐™ฃ ๐™จ๐™๐™ž๐™ง๐™ฉ: https://shop.socratica.com/products/python-by-socratica NumPy arrays are the foundation of numerical computing in Python. In this lesson, we walk through what they are, how they differ from regular Python lists, and why they are dramatically faster for mathematical work. We create arrays from lists, examine their shape, size, data type, and dimensions, and work through indexing, slicing, and reshaping multi-dimensional data. We also demonstrate vectorized operations, broadcasting, and element-wise arithmetic so you can see how NumPy replaces slow Python loops with efficient array-wide computation. All examples are written in plain Python and run step by step, giving you a practical understanding of how NumPy handles real numerical workloads in data science and machine learning. ๐Ÿ“Œ Patreon support keeps these videos coming: patreon.com/socratica ๐Ÿ“บ More Python, math, and computer science at Socratica.com ๐™Ž๐™ž๐™œ๐™ฃ ๐™ช๐™ฅ ๐™›๐™ค๐™ง ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐˜พ๐™ค๐™ช๐™ง๐™จ๐™š๐™จ: https://www.socratica.com/collections ๐™Ž๐™ค๐™˜๐™ง๐™–๐™ฉ๐™ž๐™˜๐™– ๐™‹๐™ฎ๐™ฉ๐™๐™ค๐™ฃ ๐™จ๐™๐™ž๐™ง๐™ฉ: https://shop.socratica.com/products/python-by-socratica ๐™‹๐™ง๐™ค๐™œ๐™ง๐™–๐™ข๐™ข๐™ž๐™ฃ๐™œ ๐™ฅ๐™ก๐™–๐™ฎ๐™ก๐™ž๐™จ๐™ฉ๐™จ: Python: http://bit.ly/PythonSocratica SQL: http://bit.ly/SQL_Socratica Subscribe to Socratica + bell for notifications: http://bit.ly/SocraticaSubscribe โง“โง“โง“โง“โง“ We recommend: How to Be a Great Student ebook: https://amzn.to/2Lh3XSP Paperback: https://amzn.to/3t5jeH3 Kindle Unlimited (read free): https://amzn.to/3atr8TJ Python Cookbook, 3rd edition https://amzn.to/3jprjX2 More Socratica Python goodies here: https://shop.socratica.com/collections/python-merch โง“โง“โง“โง“โง“ Join this channel to get access to perks: https://www.youtube.com/channel/UCW6TXMZ5Pq6yL6_k5NZ2e0Q/join Support Socratica on Patreon: h
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