pre-reqs: trig Think of the following two things. Temperature and wind speed. These are two different things that you could measure, but there is one big difference. Wind speed has two parts to it - ...

Any vector can be expressed as a sum of a number of other vectors. The vectors which are summed are called the components of the original vector. When you want to add and subtract two dimensional ...

Expressions are obtained for the resultant of n vectors whose directions are completely random in s dimensions, but for each of which the distribution of the scalar square is given. This is most ...