9520

מנהל: dcohen

Da-EiZ
הודעות: 25
הצטרף: 21:23 28/07/2007

9520

s^2 is not an additive operator ?
and how do i know if an operator is additive , if its not trivial

dcohen
הודעות: 2060
הצטרף: 10:13 22/02/2007
מיקום: פיסיקה, חדר 310
יצירת קשר:

Re: 9520

the generators of rotations are "additive"
because if we want to rotate each of the particles
we have to multiply rotation matrices

look at the lecture notes
where we discuss
what does it mean "J=L+S"

Then you can calculate S^2
which is not a generator