- #1
terryds
- 392
- 13
What is actually the unit normal vector of a surface?
Is it this?
Or this one?
I see that those are opposite in direction. But, I want the correct one, which means that it should point outward.
So, which one is correct?
Is it this?
Or this one?
I see that those are opposite in direction. But, I want the correct one, which means that it should point outward.
So, which one is correct?