%V 125 %A JR Ockendon %A H Ockendon %A RH Tew %A DP Hewett %A A Gibbs %T A caustic terminating at an inflection point %D 2024 %I Elsevier BV %L discovery10184848 %J Wave Motion %K Canonical scattering, Caustic, Popov inflection point problem, Stationary phase, Steepest descent %X We present an asymptotic and numerical study of the evolution of an incoming wavefield which has a caustic close to a curve with an inflection point. Our results reveal the emergence of a wavefield which resembles that of a shadow boundary but has a maximum amplitude along the tangent at the inflection point. %O This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third-party material in this article are included in the Creative Commons license, unless indicated otherwise in the credit line; if the material is not included under the Creative Commons license, users will need to obtain permission from the license holder to reproduce the material. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/