Timeline for Find$\int_{-\infty}^{\infty} \frac{\cos(x)}{x^2 + 2x + 4}\,dx$ and $\int_{-\infty}^{\infty} \frac{\sin(x)}{x^2 + 2x + 4}\,dx$
Current License: CC BY-SA 3.0
10 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 19, 2015 at 1:10 | history | edited | Aaron Maroja | CC BY-SA 3.0 | deleted 8 characters in body |
| May 19, 2015 at 1:05 | comment | added | Aaron Maroja | How would parametrize this path? $C_R$. | |
| May 19, 2015 at 0:21 | comment | added | Mike | Hi Aaron, I have one last question, shouldn't cos(x)=[exp(ix)+exp(-ix)]/2? according to Euler formula? | |
| May 18, 2015 at 23:40 | comment | added | Aaron Maroja | You're most welcome! I'm glad you could make it. | |
| May 18, 2015 at 23:39 | vote | accept | Mike | ||
| May 19, 2015 at 20:20 | |||||
| May 18, 2015 at 23:39 | comment | added | Mike | alright, thanks allots! | |
| May 18, 2015 at 23:33 | comment | added | Aaron Maroja | To use The Residue Theorem, you need a path that has a pole inside its region. What is $\sqrt {1^2 + (\sqrt 3)^2}$? | |
| May 18, 2015 at 23:19 | vote | accept | Mike | ||
| May 18, 2015 at 23:19 | |||||
| May 18, 2015 at 22:54 | comment | added | Mike | I don't get why is radius R >2? | |
| May 18, 2015 at 21:46 | history | answered | Aaron Maroja | CC BY-SA 3.0 |