1. Uniqueness and singularities of weak solutions to some nonlinear wave equations Open Access Author: Zhang, Qingtian Title: Uniqueness and singularities of weak solutions to some nonlinear wave equations Graduate Program: Mathematics Keywords: Camassa-HolmSingularityUniquenessweak solutionp-systemvariational wave equationwell-posedness File: Download Qingtian_Zhang-Dissertation.pdf Committee Members: Alberto Bressan, Dissertation Advisor/Co-AdvisorAlberto Bressan, Committee Chair/Co-ChairChun Liu, Committee MemberAnna L Mazzucato, Committee MemberFrancesco Costanzo, Outside MemberToan Nguyen, Committee MemberYuxi Zheng, Committee Member