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【数学】第2类Stirling数Bernoulh数与Euler数的解析表示式·································……李佛奇(3 .5)在极坐标系中讨论对称问题···············································?
【Mathematics】 Class 2 Stirling number Bernoulh number and Euler number analytic expression ··························································································· ... Li Fok-chih (3.5) Discussion of Symmetry Problems in Polar Coordinates ·················································· ······························