本刊英文版Vol.36(2020),No.7论文摘要

来源：数学学报(中文版), 2020, 63(05): 545-547.

<正>New Exceptional Sets and Convergence of the Square Partial Sums of Walsh—Fourier Series Elena PRESTINI Abstract For double Walsh-Fourier series and with f∈L2([0,1) x [0,1)) we prove two almost orthogonality results relative to the linearized maximal square partial sums operator