Timeline for Is $ \sum\limits_{n=0}^\infty x^n / \sqrt{n!} $ positive?
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| Mar 10, 2017 at 9:42 | history | edited | CommunityBot |
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| Jan 5, 2012 at 20:30 | comment | added | Liviu Nicolaescu | @Gerard I know that is why I chose shorter intervals. The function seems to have a local minimum at $-2.44$ and the value there is very small $\approx 0.202$. It's a curious function. | |
| Jan 5, 2012 at 20:10 | comment | added | Gerald Edgar | Degree $n=16$ is of little use for $x=-10$, for example. The terms increase in size up to about $n=50$ and only then start to decrease. | |
| Jan 5, 2012 at 19:41 | history | answered | Liviu Nicolaescu | CC BY-SA 3.0 |