@article{M2AN_2015__49_3_815_0, author = {Chkifa, Abdellah and Cohen, Albert and Migliorati, Giovanni and Nobile, Fabio and Tempone, Raul}, title = {Discrete least squares polynomial approximation with random evaluations \ensuremath{-} application to parametric and stochastic elliptic {PDEs}}, journal = {ESAIM: Mathematical Modelling and Numerical Analysis }, pages = {815--837}, year = {2015}, publisher = {EDP Sciences}, volume = {49}, number = {3}, doi = {10.1051/m2an/2014050}, zbl = {1318.41004}, mrnumber = {3342229}, language = {en}, url = {https://www.numdam.org/articles/10.1051/m2an/2014050/} }