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hep-th2004
Renormalization group in the internal space
J. Polonyi, K. Sailer
Renormalization group in the internal space consists of the gradual change of the coupling constants. Functional evolution equations corresponding to the change of the mass or the…
hep-th1999
Renormalization group for the internal space
Jean Alexandre, Janos Polonyi
The renormalization group method is a successive integration over the fluctuations which are ordered according to their length scale, a parameter in the external space. A different…
hep-th1994
Mini-Instantons
Vincenzo Branchina, Janos Polonyi
It is shown that the inhomogeneous saddle points of scale invariant theories make the semiclassical expansion sensitive on the choice of non-renormalizable operators. In particular…