Why does $x_0 + \sin(x_0) \approx \pi$, when computing it multiple times?
51610
Consecutively Adding Sines
12604
Evaluate $\int_0^\pi xf(\sin x)dx$
131140
Understanding ProofWiki's proof of differentiation of sine power series
6573
Compute $\int \frac{\sin(x)}{\sin(x)+\cos(x)}\mathrm dx$
125087
Evaluate the limit of ratio of sums of sines (without L'Hopital): $\lim_{x\to0} \frac{\sin x+\sin3x+\sin5x}{\sin2x+\sin4x+\sin6x}$
828
Computing the integral of $\log(\sin x)$
13747
Proof of $\int_0^\infty \frac{\sin x}{\sqrt{x}}dx=\sqrt{\frac{\pi}{2}}$
53307
how to strictly prove $\sin x<x$ for $0<x<\frac{\pi}{2}$
67635
Why does $\epsilon_0=1$ in CGS units?
17620
Why the principal value of complex number argument is taken within $(-\pi,\pi]?$
80680
General term of Taylor Series of $\sin x$ centered at $\pi/4$
65975
Calculating $\lim_{n\to\infty}\sqrt{n}\sin(\sin...(\sin(x)..)$
55577
Why is $\frac{1}{\infty } \approx 0 $ and $ \frac{1}{0} = {\infty}$?
49444
Why isn't $e^{2\pi xi}=1$ true for all $x$?
51837
Show that $\int_{0}^{\pi} xf(\sin(x))\text{d}x = \frac{\pi}{2}\int_{0}^{\pi}f(\sin(x))\text{d}x$
126040
Geometric explanation of $\sqrt 2 + \sqrt 3 \approx \pi$
154065
$\int_{\frac{1}{3}\pi}^{\frac{2}{3}\pi} {\sin(x)\;dx}$ using Riemann sums?