On Sunday, October 20, 2013 2:44:47 PM UTC-7, namenob...@gmail.com wrote: > i'm trying to find the limit of > > > > [ (1-A^2)^(1/2) - (1-B^2)^(1/2) ] / abs(A-B) > > > > as A approaches B, but here's the catch: A,B are not scalars but vectors with magnitude smaller than 1 (ie: A^2 and B^2 refer to dot product). can anybody help me unravel this? thanks if you can help > > > > peace > > stm
What does the notation abs(A-B) mean for vectors A and B? Presumably, it is some sort of scalar, and I can think of several possible things it could be. You need to spell it out.