TY - RPRT TI - Landau singularities and higher-order polynomial roots AU - Bourjaily, Jacob L. (ORCID:0000000233405667) AU - Vergu, Cristian AU - von Hippel, Matt (ORCID:0000000263282936) PY - 2023 DO - 10.1103/physrevd.108.085021 UR - https://www.osti.gov/biblio/2203786 ID - 2203786 ER -