Fixed point analysis of a scalar theory with an external field

Details Fixed point analysis of a scalar theory with an external field Fixed point analysis of a scalar theory with an external field

1997-09-20

arxiv.org/abs/hep-th/9709155v1

Phys.Rev. D56 (1997) 3759-3762

Physics

High Energy Physics

High Energy Physics - Theory

4 pages, LaTex

Scientific paper

10.1103/PhysRevD.56.3759

A momentum dependent projection of the Wegner-Hougton equation is derived for
a scalar theory coupled to an external field. This formalism is useful to
discuss the phase diagram of the theory. In particular we study some properties
of the Gaussian fixed point.

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