Covariant and contravariant components, the metric tensor

This blog gives an elementary explanation of the terms covariant and contravariant as applied to vectors and describes how vectors transform under a change of coordinates. The notions of metric tensor and metric equation are explained.

For more information, open the link below.



https://drive.google.com/file/d/0BxPw8lRke1HBdzhGeHU1RkloSzQ/view?usp=sharing