Results 1 to 2 of 2

Math Help - how to calculate the dot product ...

  1. #1
    Junior Member
    Joined
    Feb 2010
    Posts
    50

    Unhappy how to calculate the dot product ...

    How to calculate the dot product of two big vectors in polar coordinate system?
    Last edited by mr fantastic; March 24th 2011 at 04:55 AM. Reason: Copied title into main body of post.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    A Plied Mathematician
    Joined
    Jun 2010
    From
    CT, USA
    Posts
    6,318
    Thanks
    5
    Awards
    2
    Note that

    \mathbf{a}\cdot\mathbf{b}=ab\cos(\theta),

    where

    a=|\mathbf{a}|,\;b=|\mathbf{b}|,\;\text{and}\;\the  ta is the angle between the two vectors. The RHS should be fairly straight-forward in polar coordinates.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. How to calculate the limit of this product?
    Posted in the Calculus Forum
    Replies: 8
    Last Post: December 18th 2011, 09:14 AM
  2. Calculate the product
    Posted in the Algebra Forum
    Replies: 3
    Last Post: June 26th 2010, 05:17 AM
  3. Most efficient way to calculate the product.
    Posted in the Discrete Math Forum
    Replies: 1
    Last Post: November 12th 2009, 06:49 AM
  4. How to calculate the cost of 1 product here ?
    Posted in the Algebra Forum
    Replies: 1
    Last Post: September 8th 2009, 01:02 PM
  5. Replies: 0
    Last Post: January 28th 2009, 10:29 AM

Search Tags


/mathhelpforum @mathhelpforum