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[Phys-l] typo: Motion in 1D, vectors and vector components



On 08/13/2007 12:53 PM, I wrote:

Possibly constructive suggestion: I find it useful to distinguish:
-- the x-component of a vector (which is a scalar) versus
-- the x-projection of a vector (which is a number).
...............................................^^^^^^

Gaaaaack!

I meant to say:

Possibly constructive suggestion: I find it useful to distinguish:
-- the x-component of a vector (which is a scalar) versus
-- the x-projection of a vector (which is itself a vector).

Sorry.