Illusory are the conventional anomalies in the conformal-gauge two-dimensional quantum gravity

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作者
Nakanishi, N [1 ]
机构
[1] Kyoto Univ, Kyoto, Japan
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O412 [相对论、场论]; O572.2 [粒子物理学];
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摘要
The exact solution in terms of Wightman functions is given to the BRS-formulated conformal-gauge two-dimensional quantum gravity coupled with D massless scalar fields. The solution is seen to be free of various anomalies. Its anomalous feature appears only in the B-field equation, The nilpotency violation of BRS charge for D not equal 26, found by Kato and Ogawa, is shown to have been caused by their elimination of B-field. Feynman-diagrammatic method and path-integral formalism axe shown to yield misleading results (e.g., FP-ghost number current anomaly), owing to the fact that these approaches are based on T*-product, which does not generally respect field equations.
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页码:1402 / 1404
页数:3
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