Douglas_Knight comments on If reductionism is the hammer, what nails are out there? - Less Wrong

14 Post author: AnnaSalamon 11 December 2010 01:58PM

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Comment author: Douglas_Knight 14 December 2010 11:43:37PM *  1 point [-]

all attempts to derive ferromagnetism from the behavior of individual atoms, at the time Feynman was writing his lectures, gave the result with the wrong sign.

The reference is volume II, chapter 37 "Magnetic Materials," section 1.

Does anyone know about this? Has this been resolved?