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Interactive Linear Algebra (textbooks.math.gatech.edu)

981 points by kondor · 2515 days ago · 49 comments on HN

Article summary

The article presents an interactive linear algebra textbook written by Dan Margalit and Joseph Rabinoff. The textbook covers various topics in linear algebra, including systems of linear equations, linear transformations, and determinants. The interactive nature of the textbook allows for visualizations and explorations of linear algebra concepts. The textbook is designed to be accessible and easy to understand, with a focus on applications and geometric intuition.

Main themes

  • Linear Algebra
  • Interactive Textbook
  • Math Education
  • Vector Spaces
  • Visualizations

What commenters say

  • The interactive linear algebra textbook is a valuable resource for learning and teaching linear algebra, but it may lack exercises and coverage of abstract vector spaces. Some commenters prefer alternative resources, such as 3blue1brown's Essence of Linear Algebra or Immersive Math's interactive linear algebra textbook. The textbook's focus on R^n may not be suitable for all learners, and some argue that it should cover more advanced topics, such as abstract vector spaces and change of basis. Others appreciate the textbook's streamlined approach and accessibility, making it a great introduction to linear algebra for beginners. The omission of certain topics, such as change of basis, is seen as a limitation by some, but others argue that it is covered indirectly through the concept of similarity. Some commenters suggest that the textbook could be improved by adding more practice material and exercises to help learners reinforce their understanding of linear algebra concepts.