Introduction, Scalars and vectors, Position and Displacement Vectors, Equality of Vectors, Multiplication of vectors by real numbers, Addition and subtraction of vectors - graphical method ...

Scalar and vector quantities; position and displacement vectors, general vectors and their notations; equality of vectors, multiplication of vectors by a real number, addition and subtraction of ...

The position of the basal sliding plane is unknown, but its orientation is controlled by J1. Total displacement vectors between 11 July 2006 and 17 July 2007 are shown to scale.