What happens when I multiply a vector by itself?

1 Answer
May 30, 2015

There are two kinds of products with vectors, the scalar product and the vector product.

Let us have a vector A.
Then A. A = A^2A2, where AA is the magnitude of A.

In the case of a cross product,
A XX A = 00, since, the angle the vector makes with itself is 00 and Sin 0 = 0sin0=0.