Timeline for Sum with Binomial Coefficients and Sine; $S=\sum_{k=0}^n \binom{n}{k} \sin(kx)$
Current License: CC BY-SA 4.0
8 events
| when toggle format | what | by | license | comment | |
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| Jul 19, 2023 at 18:55 | vote | accept | Julian P | ||
| Jul 17, 2023 at 12:40 | comment | added | Julian P | And thanks to @Lutz Lehmann for giving a quicker solution. | |
| Jul 17, 2023 at 12:35 | comment | added | Julian P | Thank you @Ercanayan for the solution provided! | |
| Jul 17, 2023 at 9:13 | comment | added | Lutz Lehmann | you could also get shorter $1+e^{ix}=e^{ix/2}(e^{-ix/2}+e^{ix/2})=2e^{ix/2}\cos(x/2)$. | |
| Jul 17, 2023 at 9:04 | history | edited | whatamidoing | CC BY-SA 4.0 |
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| Jul 17, 2023 at 8:54 | history | edited | whatamidoing | CC BY-SA 4.0 |
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| Jul 17, 2023 at 8:49 | history | edited | whatamidoing | CC BY-SA 4.0 |
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| Jul 17, 2023 at 8:43 | history | answered | whatamidoing | CC BY-SA 4.0 |