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### 22.03.2017 (Wednesday)

#### Polygon Seminar: Tree-level scattering amplitudes with the pure spinor formalism

Triangular Seminar Carlos Mafra (U. Southampton)

 at: 15:00 KCLroom S-1.27 floor minus 1 abstract: I will give a pedagogical review of how the pure spinor formalism was used to obtain all tree-level amplitudes of the superstring, including all their alpha' corrections.