22 Nov
2007
22 Nov
'07
4:54 p.m.
marius schebella schrieb:
Mathieu Bouchard wrote:
this is actually cos^2+sin^2=1 in this context,
these are not unity vextors, if you square the cosine and sine part you don't get one, but a square of the amplitudes, so it is more cos^2+sin^2=amplitude^2
hm, I don't really understand what you try to say here, but cos(x)^2 + sin(x)^2 is 1 !
LG Georg