A bound for twists of GL3×GL2L-functions with composite modulus
Qingfeng SunYanxue Yu
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Qingfeng SunYanxue Yu
文献摘要
Let π be a Hecke-Maass cusp form for SL3(Z) and let g
be a holomorphic or Maass cusp form for SL2(Z). Let χ be a
primitive Dirichlet character of modulus M=M1M2 with Mi prime, i=1,2.
Suppose that M1/2+2η<M1<M1−2η with 0<η<1/8. Then we have L(21,π⊗g⊗χ)≪π,g,εM3/2−η+ε.