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arXiv 1510.02445hep-thmath-phmath.MPnlin.SI
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无包装的互易性和自调整关系

Reciprocity and self-tuning relations without wrapping

Davide Fioravanti, Gabriele Infusino, Marco Rossi

摘要:

我们考虑标量威尔逊算子的${\cal N}=4$ SYM在高自旋,$s$,和通用扭曲的多色限制。我们表明,相应的(非)线性积分方程(源于渐近Bethe Anastomic方程)尊重一定的“互易性”和功能的“自调谐”的关系,所有条款$\frac{1}{s(\ln s)^n}$(包括)在任何固定的't Hooft耦合$λ$。当然,这个关系式直接包含了$s$中相同阶的反常维的众所周知的(homeland)关系式。在此基础上,我们给出了一些证据,即在固定的t Hooft耦合下,包裹修正应进入非线性积分方程和下一阶反常维数展开式$\frac{(\ln s)^{2}}{s^2}$,以这样的方式重新建立上述关系(否则将失败)。

英文摘要:

We consider scalar Wilson operators of ${\cal N}=4$ SYM at high spin, $s$, and generic twist in the multi-color limit. We show that the corresponding (non)linear integral equations (originating from the asymptotic Bethe Ansatz equations) respect certain 'reciprocity' and functional 'self-tuning' relations up to all terms $\frac{1}{s(\ln s)^n}$ (inclusive) at any fixed 't Hooft coupling $λ$. Of course, this relation entails straightforwardly the well-known (homonymous) relations for the anomalous dimension at the same order in $s$. On this basis we give some evidence that wrapping corrections should enter the non-linear integral equation and anomalous dimension expansions at the next order $\frac{(\ln s)^{2}}{s^2}$, at fixed 't Hooft coupling, in such a way to re-establish the aforementioned relation (which fails otherwise).

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