Liqun Hu. "An asymptotic formula related to the divisors of the quaternary quadratic form." Acta Arithmetica 166.2 (2014): 129-140. <http://eudml.org/doc/279363>.
@article{LiqunHu2014, abstract = {Let d(n) stand for the Dirichlet divisor function. We give an asymptotic formula for
$∑_\{1≤m₁,m₂,m₃,m₄≤x\} d(m₁²+m₂²+m₃²+m₄²)$
with the help of the circle method.}, author = {Liqun Hu}, journal = {Acta Arithmetica}, keywords = {circle method; divisor problem; quadratic form}, language = {eng}, number = {2}, pages = {129-140}, title = {An asymptotic formula related to the divisors of the quaternary quadratic form}, url = {http://eudml.org/doc/279363}, volume = {166}, year = {2014}, }
TY - JOUR AU - Liqun Hu TI - An asymptotic formula related to the divisors of the quaternary quadratic form JO - Acta Arithmetica PY - 2014 VL - 166 IS - 2 SP - 129 EP - 140 AB - Let d(n) stand for the Dirichlet divisor function. We give an asymptotic formula for
$∑_{1≤m₁,m₂,m₃,m₄≤x} d(m₁²+m₂²+m₃²+m₄²)$
with the help of the circle method. LA - eng KW - circle method; divisor problem; quadratic form UR - http://eudml.org/doc/279363 ER -