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Affine transforms for N dimensions can be represented as matrices/linear maps in dimension N+1
by whiterknight 3y ago
Affine transforms for N dimensions can be represented as matrices/linear maps in dimension N+1
- eigenket 3y agoSure, but that isn't what they're doing on that webpage. They're just directly applying linear maps to shapes in R^2. You can represent a wild variety of things by linear maps on suitably enlarged spaces.
- whiterknight 3y agoAgreed. Context: This sub thread is discussing how to interpret matrices as an abstract thing that does something as opposed to the mechanics of multiplying