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Can it be that some special functions may turn to be expressible via currently accepted elementary functions in different algebraic systems? For instance, such special functions as digamma function $\psi(x)$, Gamma function, Zeta function. Let's consider commutative or anti-commutative rings and ...
2 hours later…
10:04 AM
Posts where formal-power-series was added/removed (with editors): data.stackexchange.com/mathoverflow/query/1105163/… data.stackexchange.com/mathoverflow/query/1038474/…
Most frequent taggers/removers for formal-power-series: data.stackexchange.com/mathoverflow/query/1146497/… data.stackexchange.com/mathoverflow/query/1038477/…
Posts where power-series was added/removed (with editors): data.stackexchange.com/mathoverflow/query/1105163/… data.stackexchange.com/mathoverflow/query/1038474/…
Most frequent taggers/removers for power-series: data.stackexchange.com/mathoverflow/query/1146497/… data.stackexchange.com/mathoverflow/query/1038477/…
The oldest occurrences of power-series returned by the above queries is from November 2009: mathoverflow.net/posts/4775/revisions - but in this case the tag was almost immediately removed.
The tag was then created again in December 2010: mathoverflow.net/posts/49609/revisions mathoverflow.net/posts/49614/revisions
Historically, Ben Webster is the user who created most tags: data.stackexchange.com/mathoverflow/query/1235516/…
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