Skip to main content
6 events
when toggle format what by license comment
Jul 13, 2013 at 16:00 comment added john mangual If I read correctly $S^\pm = \sigma^x \pm i \sigma^y, S^z = \sigma^z$. The raising-lowering operators, being slightly different from Pauli spin matrices.
Jul 13, 2013 at 15:47 comment added Alexander Chervov Sorry, S are sigmas ? Also Bethe eq. are not exactly for eigenvalues, eigenvalues can be expressed via them...
Jul 13, 2013 at 15:46 answer added Alexander Chervov timeline score: 3
Jul 13, 2013 at 15:19 history edited john mangual CC BY-SA 3.0
added 1132 characters in body; edited tags
Jul 13, 2013 at 14:24 review Close votes
Jul 14, 2013 at 5:04
Jul 13, 2013 at 13:00 history asked john mangual CC BY-SA 3.0