摘要: $$ S_p(n)=\Sigma_{k=0}^nk^p\\ G(z,n)=\Sigma_{p=0}^{\infty}Sp(n)/p!z^p=\Sigma_{k=0}^n\Sigma_{p=0}^{\infty}(kz)^p/p!\\ G(z,n)=\Sigma_{k=0}^ne^{kz}=(e^{( 阅读全文
posted @ 2018-05-09 18:43 Merodach 阅读(335) 评论(0) 推荐(0) 编辑