Blomer, Valentin. "On the 4-norm of an automorphic form." Journal of the European Mathematical Society 015.5 (2013): 1825-1852. <http://eudml.org/doc/277271>.
@article{Blomer2013, abstract = {We prove the optimal upper bound $\sum _f\left\Vert f\right\Vert ^4_4\ll q^\epsilon $ where $f$ runs over an orthonormal basis of Maass cusp forms of prime level $q$ and bounded spectral parameter.}, author = {Blomer, Valentin}, journal = {Journal of the European Mathematical Society}, keywords = {$L^p$-norm; triple product $L$-functions; character sums; -norm; triple product -functions; character sums}, language = {eng}, number = {5}, pages = {1825-1852}, publisher = {European Mathematical Society Publishing House}, title = {On the 4-norm of an automorphic form}, url = {http://eudml.org/doc/277271}, volume = {015}, year = {2013}, }
TY - JOUR AU - Blomer, Valentin TI - On the 4-norm of an automorphic form JO - Journal of the European Mathematical Society PY - 2013 PB - European Mathematical Society Publishing House VL - 015 IS - 5 SP - 1825 EP - 1852 AB - We prove the optimal upper bound $\sum _f\left\Vert f\right\Vert ^4_4\ll q^\epsilon $ where $f$ runs over an orthonormal basis of Maass cusp forms of prime level $q$ and bounded spectral parameter. LA - eng KW - $L^p$-norm; triple product $L$-functions; character sums; -norm; triple product -functions; character sums UR - http://eudml.org/doc/277271 ER -