Timeline for Evaluating the sum $f(x):=\sum_{n=1}^\infty \frac{1}{n! n^n}(-x^2)^n$ and estimating bounds
Current License: CC BY-SA 4.0
13 events
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| Jan 22, 2023 at 22:30 | comment | added | fedja | @GerryMyerson Substituting $t=x^2$, we conclude that $f$ is bounded on the entire real line. I thought that much was clear :-) | |
| Jan 22, 2023 at 22:28 | comment | added | Gerry Myerson | The original function $f$ makes no appearance in this answer. fedja, for those of us wanting the Reader's Digest version, what does your answer say about $f$? | |
| Jan 19, 2023 at 11:43 | history | edited | fedja | CC BY-SA 4.0 |
Removed a wrong in general and unnecessary statement $E'\le 0$
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| Jan 19, 2023 at 4:20 | history | edited | fedja | CC BY-SA 4.0 |
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| Jan 19, 2023 at 4:08 | history | edited | fedja | CC BY-SA 4.0 |
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| Jan 19, 2023 at 3:46 | history | undeleted | fedja | ||
| Jan 19, 2023 at 3:46 | history | edited | fedja | CC BY-SA 4.0 |
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| Jan 18, 2023 at 6:31 | history | edited | fedja | CC BY-SA 4.0 |
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| Jan 18, 2023 at 6:30 | history | deleted | fedja | via Vote | |
| Jan 18, 2023 at 6:10 | history | undeleted | fedja | ||
| Jan 18, 2023 at 6:10 | history | edited | fedja | CC BY-SA 4.0 |
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| Jan 18, 2023 at 2:59 | history | deleted | fedja | via Vote | |
| Jan 18, 2023 at 2:43 | history | answered | fedja | CC BY-SA 4.0 |