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view toolboxes/FullBNT-1.0.7/bnt/potentials/@cpot/divide_by_pot.m @ 0:e9a9cd732c1e tip

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first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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function bigpot = divide_by_pot(bigpot, smallpot)
% DIVIDE_BY_POT bigpot /= smallpot for cpot
% bigpot = divide_by_pot(bigpot, smallpot)
%
% smallpot's domain must be a subset of bigpot's domain.

bigpot.g = bigpot.g - smallpot.g;
if sum(smallpot.sizes) > 0
  mask = find_equiv_posns(smallpot.domain, bigpot.domain);
  u = block(mask, bigpot.sizes);
  bigpot.h(u) = bigpot.h(u) - smallpot.h;
  bigpot.K(u, u) = bigpot.K(u, u) - smallpot.K;
end