The Landau--Ginzberg theory for the two-dimensional Bose gas
arXiv:math-ph/0208043 · doi:10.2991/jnmp.2002.9.4.7
Abstract
Using results from sheaf theory combined with the phenomenological theory of the two-dimensional superfluid, the precipitation of quantum vortices is shown to be the genesis of a macroscopic order parameter for a phase transition in two dimensions.
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