1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Using cross product to determine if vectors are parallel

  1. Oct 19, 2011 #1
    My question is simple:

    I understand that if u x v = 0 , then u and v are parallel, but what does that 0 mean?
    You can't obtain 0 by crossing two vectors. By 0, does it mean (0,0,0)?
  2. jcsd
  3. Oct 19, 2011 #2


    User Avatar
    Staff Emeritus
    Science Advisor
    Homework Helper
    Gold Member

    Yes, it means the zero vector, (0,0,0) .
  4. Oct 19, 2011 #3
    thanks! ;)
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook