Error estimates for the ultra weak variational formulation of the Helmholtz equation

Buffa, AnnalisaMonk, Peter2017-04-032017-04-032017-04-03200810.1051/m2an:2008033https://infoscience.epfl.ch/handle/20.500.14299/136311Error estimates for the ultra weak variational formulation of the Helmholtz equationtext::journal::journal article::research article