Essays about: "cubic string"
Found 2 essays containing the words cubic string.
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1. Cubic Representations of Open-String Effective Action Contact Terms and BCJ Relations at Four-Point One-Loop
University essay from Uppsala universitet/Teoretisk fysikAbstract : The tree amplitudes of string theory low-energy effective actions admit a diagrammatic expansion in terms of higher-than-cubic contact terms. These tree amplitudes can be used to build loop amplitudes using unitary cuts or the forward limit. READ MORE
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2. Total positivity and oscillatory kernels : An overview, and applications to the spectral theory of the cubic string
University essay from Tillämpad matematikAbstract : In the study of the Degasperis-Procesi dierential equation, an eigenvalue problem called the cubic string occurs. This is a third order generalization of the second order problem describing the eigenmodes of a vibrating string. READ MORE
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