How to Learn Linear Algebra, The Right Way? | Summary and Q&A

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October 11, 2019
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The Math Sorcerer
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How to Learn Linear Algebra, The Right Way?

TL;DR

A highly recommended linear algebra book with a focus on abstract vector spaces and proof-based learning.

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Key Insights

  • 👾 "Linear Algebra Done Right" emphasizes abstract vector spaces and proof-based learning, making it distinct from other linear algebra books.
  • 🥶 The author, Sheldon Axler, presents beautiful, determinant-free proofs that contribute to the book's audacious title.
  • 📖 The book offers excellent readability, with clear explanations that make it accessible to readers without pen and paper.
  • 🏃 While not beginner-friendly, the book's exercises align well with the content and span various levels of difficulty.
  • 🖤 One downside is the lack of answers to the exercises, requiring self-assessment or external resources for validation.
  • 👏 Overall, Sheldon Axler does an exceptional job in explaining linear algebra concepts effectively, making the book highly praised by readers.
  • 🫠 The title and content of "Linear Algebra Done Right" justify its reputation as one of the most interesting and well-read linear algebra books.

Transcript

okay so in this video we're going to talk about a book with a really interesting title the book is called linear algebra done right so I guess it claims to do when you're algebra the right way so I picked up this book at a library because someone made a comment about it in one of my videos and I thought oh I should just totally check it out I've he... Read More

Questions & Answers

Q: What is unique about the book "Linear Algebra Done Right"?

The book stands out for its focus on abstract vector spaces, proof-based learning, and the absence of determinants until the final chapter. It offers determinant-free proofs.

Q: Is "Linear Algebra Done Right" suitable for beginners?

The book is not recommended for beginners. It assumes some experience in proof writing or linear algebra before delving into its proof-based approach to the subject matter.

Q: Are the exercises in the book challenging?

The exercises in "Linear Algebra Done Right" span a range of difficulty levels, from easy to medium to difficult. They align well with the content covered in the textbook.

Q: Does "Linear Algebra Done Right" provide answers to the exercises?

Unfortunately, the book does not provide answers to the exercises. This may require self-assessment or seeking additional resources for validation.

Summary & Key Takeaways

  • The book "Linear Algebra Done Right" covers complex numbers, vector spaces, linear maps, eigenvalues, and more, emphasizing abstract vector spaces and proof-based learning.

  • The author, Sheldon Axler, presents determinants only in the final chapter, offering unique and beautiful determinant-free proofs.

  • The book is praised for its readability, clear explanations, and well-written proofs, making it accessible even without pen and paper.

  • Exercises in the book range from easy to difficult and do not provide answers, requiring some experience in proof writing or linear algebra.

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