Is there a specific use case for distinguishing between points and vectors? In real world code, whether a tuple is a vector or a point should be well-defined right?

gfkang

What did we multiply by the matrix? It says a, b, c, and n - are those all individual multiplications, or did we stick a, b, c, n into a matrix and then multiply by said transformation matrix?

Is there a specific use case for distinguishing between points and vectors? In real world code, whether a tuple is a vector or a point should be well-defined right?

What did we multiply by the matrix? It says a, b, c, and n - are those all individual multiplications, or did we stick a, b, c, n into a matrix and then multiply by said transformation matrix?