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JOURNALS // Teoreticheskaya i Matematicheskaya Fizika // Archive

TMF, 1980 Volume 44, Number 2, Pages 172–188 (Mi tmf3493)

Two-dimensional gauge fields with independent values of the field tensor at every point

A. I. Oksak


Abstract: Gauge invariant quantum measure is constructed for the some class of the two-dimensional Euclidean gauge fields in particular with the Lagrangian $\mathscr L_E=\frac1{4g^2}(F_{\lambda\mu},F_{\lambda\mu})$, the gauge group being an arbitrary compact Lie group. The measure is expressed in terms of the contour variables. The corresponding stress tensor $F_{\lambda\mu}(x)$ is a Gaussian generalised random field with independent values at each point. Some generalizations for the ease of non-Gaussian stress tensors are pointed out.

Received: 10.05.1979


 English version:
Theoretical and Mathematical Physics, 1980, 44:2, 674–684

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