@article {2018, title = {A minimization approach to the wave equation on time-dependent domains}, number = {SISSA;21/2018/MATE}, year = {2018}, institution = {SISSA}, abstract = {We prove the existence of weak solutions to the homogeneous wave equation on a suitable class of time-dependent domains. Using the approach suggested by De Giorgi and developed by Serra and Tilli, such solutions are approximated by minimizers of suitable functionals in space-time.}, url = {http://preprints.sissa.it/handle/1963/35318}, author = {Gianni Dal Maso and Lucia De Luca} }