scientific article

zbMath0671.10018MaRDI QIDQ3824479

Henryk Iwaniec

Publication date: 1989

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

spectral theoryKloosterman sumsfirst eigenvalueLaplacianSelberg's conjecturesum formula of KuznetsovHecke congruence subgroupexceptional eigenvalues

Mathematics Subject Classification ID

Modular and automorphic functions (11F03) Structure of modular groups and generalizations; arithmetic groups (11F06) Estimates on character sums (11L40)

Related Items

Random hyperbolic surfaces of large genus have first eigenvalues greater than \(\frac{3}{16}-\epsilon\), A random cover of a compact hyperbolic surface has relative spectral gap \(\frac{3}{16}-\varepsilon\), Kloosterman sums for Clifford algebras and a lower bound for the positive eigenvalues of the Laplacian for congruence subgroups acting on hyperbolic spaces, Quantitative spectral gap for thin groups of hyperbolic isometries, On the spectral gap for infinite index ``congruence subgroups of SL\(_2(\mathbb{Z})\)