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What exactly does this mean? After all, the expression ${\displaystyle x_{0}\lim _{n\to \infty }y_{n}+\sum _{i=0}^{\infty }x_{i+1}y_{i))$ looks more like something related to ${\displaystyle \omega +1}$, and it is ${\displaystyle c_{0))$ that corresponds to ${\displaystyle \omega }$. 129.104.241.214 (talk) 11:46, 12 March 2024 (UTC)[reply]