Gene Mechtly asked in USMA 10207: >>On Wed, 3 Jan 2001, Joseph B. Reid wrote: >> ... >> A vector (or its reciprocal) times a scalar is still a vector. >> ... >Joe, > Where do you find a definition for the reciprocal of a vector? >Gene. I can't quote a source. I define the reciprocal of a vector to be unchanged in direction but with a length (or magnitude) the reciprocal of the length of the original vector. In particular, the reciprocal of a unit vector is the same unit vector.
