22. Cross Product
Only defined in . Returns a vector orthogonal to the two inputs.
Example
22.1. Proof: is orthogonal to both and
Two vectors are orthogonal when their dot product is zero.
Orthogonal to :
Orthogonal to : same argument with the roles of swapped.
22.2. See also
- Cross Product Magnitude —
- Dot vs Cross — side-by-side comparison