THIS “Introduction to Vector-methods and their Various Applications to Physics and Mathematics” is an exposition of the late Willard Gibbs' vector analysis. The author in his preface warns us that “no ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

Learn how to find the unit vector of a vector written as a linear combination. I make short, to-the-point online math ...