Inverse

Matrix Multiplication: 14 of 16

Library › Matrix Multiplication

1. Calculate

2. Complexity

3. Shape

4. Identity

5. Scale

6. Shift

7. Combine Rows

8. Combine Columns

9. Not Commutative

10. Associative

11. Distributive

12. Chain

13. Transpose

14. Inverse

15. Linear Equations

16. Tiled Algorithm

In this chapter you will practice finding the inverse, the matrix that undoes another. Multiplying a matrix by its inverse gives the identity, so A · A⁻¹ = I. The inverse is how you reverse a transformation, and the key to solving for unknowns.

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The rest of the chapter (Page 214 ~ 223) and the solutions are available to AI by Hand Academy members. You can become a member via a paid Substack subscription.