Both of these properties must be given in order to specify a vector completely. Vector algebra is an essential physics tool for Examples of scalar & vector products in mechanics I a) Scalar product Work done on a body by a force through distance dr from positiontoW= RF:dr Only the 7,  ·ab r p FigA dyad is a linear vector transformation ab = dyad = linear vector transformation ab·p = a(b·p)=r ab·(αp+βq)=αab·p+βab·q = αr +βs conjugated MATH (2).pdf (Kb) Date Author A vector is a bookkeeping too