School of Mathematics and Statistics, The University of Sydney
 9. The scalar product
Main menu button disabled   Previous section Next section button disabled The scalar product in terms of magnitude and angles
Glossary
Examples
Quiz
Vectors

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>The scalar product in terms of magnitude and angles
>The scalar product in terms of components
>Proof of the formula
>Algebraic rules
>Conditions for perpendicularity
>The scalar product of the standard basis vectors

After reading this section, you will:

  • Know the formula u . v = |u| |v| cos (theta)
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Main menu button disabled   Previous section Next section button disabled The scalar product in terms of magnitude and angles