Expressing the number \(\pi\) by a very convergent series. (Q1532154)
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scientific article; zbMATH DE number 2687523
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Expressing the number \(\pi\) by a very convergent series. |
scientific article; zbMATH DE number 2687523 |
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Expressing the number \(\pi\) by a very convergent series. (English)
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1891
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\[ \frac\pi 4=1-16\sum_{m=0}^\infty\;\frac{1}{(4m+1)^2(4m+3)^2(4m+5)^2}\,. \] Die vier ersten Glieder geben \(\pi=3.1416\).
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A rapidly convergent series representation for \(\pi\)
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