Closed strings as single-valued open strings: a genus-zero derivation
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Physics A: Mathematical and Theoretical"
DOI: 10.1088/1751-8121/aaea14
Abstract: Based on general mathematical assumptions we give an independent, elementary derivation of a theorem by Francis Brown and Cl\'ement Dupont which states that tree-level amplitudes of closed and open strings are related through the single-valued… read more here.
Keywords: genus zero; open strings; single valued; derivation ... See more keywords