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Topological Amplitudes and the String Effective Action
In this work, we study a class of higher derivative couplings in the string effective action arising at the junction of topological string theory and supersymmetric gauge theories in the $\Omega$-background. They generalise a series of gravitational couplings involving gravitons and graviphotons, wh...
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Lenguaje: | eng |
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2014
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Acceso en línea: | http://cds.cern.ch/record/1647725 |