酉羣上的富理埃分析 Ⅰ.富理埃級数的Abel求和及Dirichlet核

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FOURIER ANALYSIS ON UNITARY GROUP Ⅰ.ABEL SUMMABILITY AND DIRiCHLET KERNEL OF FOURIER SERIES

数学学报 . 1960, (2): 239 -261 . DOI: 10.12386/A1960sxxb0019