\BOOKMARK [0][-]{section*.2}{Perturbation theory in the complex plane: Exceptional points and where to find them}{}% 2 \BOOKMARK [1][-]{section*.1}{Abstract}{section*.2}% 1 \BOOKMARK [1][-]{section*.3}{Introduction}{section*.2}% 3 \BOOKMARK [2][-]{section*.4}{Background}{section*.3}% 4 \BOOKMARK [2][-]{section*.5}{Illustrative Example}{section*.3}% 5 \BOOKMARK [1][-]{section*.7}{Perturbation theory}{section*.2}% 6 \BOOKMARK [2][-]{section*.8}{Rayleigh-Schr\366dinger perturbation theory}{section*.7}% 7 \BOOKMARK [2][-]{section*.9}{The Hartree-Fock Hamiltonian}{section*.7}% 8 \BOOKMARK [2][-]{section*.10}{Complex adiabatic connection}{section*.7}% 9 \BOOKMARK [2][-]{section*.12}{M\370ller-Plesset perturbation theory}{section*.7}% 10 \BOOKMARK [1][-]{section*.15}{Historical overview}{section*.2}% 11 \BOOKMARK [2][-]{section*.16}{Behavior of the M\370ller-Plesset series}{section*.15}% 12 \BOOKMARK [2][-]{section*.17}{Insights from a two-state model}{section*.15}% 13 \BOOKMARK [2][-]{section*.18}{The singularity structure}{section*.15}% 14 \BOOKMARK [2][-]{section*.19}{The physics of quantum phase transitions}{section*.15}% 15 \BOOKMARK [1][-]{section*.20}{Conclusion}{section*.2}% 16 \BOOKMARK [1][-]{section*.21}{Acknowledgments}{section*.2}% 17 \BOOKMARK [1][-]{section*.22}{References}{section*.2}% 18