Strange behavior of ArcTan
117393
Behavior of ArcTan when two zeros are given as arguments
105897
Evaluate the limit containing $\arctan{x}$ and $\arcsin{x}$
71796
Proving $\rm \frac i 2 \ln\frac {x+i}{x-i}=\arctan x$ .
60081
Using opacity in TikZ causes strange rendering in Acrobat.
146554
ANN produces different result every time it's run
145521
Why does $\arctan(x)= \frac{1}{2i}\log \left( \frac{x-i}{x+i}\right)+k$?
154035
Why is arcsine the odd one out?
100301
Why Cronin Effect Happens?
158210
showing $\arctan(\frac{2}{3}) = \frac{1}{2} \arctan(\frac{12}{5})$
42417
Strange interaction between beamer and tcolorbox
9619
What causes Nova's Triple Tap to go on a short cooldown?
23397
Why it's true? $\arcsin(x) +\arccos(x) = \frac{\pi}{2}$
94686
A bug I can't seem to spot, faulty logic?
4573
Explicitly finding the sum of $\arctan(1/(n^2+n+1))$
145325
Weird behavior when changing parts of matrix
15768
Why does subsurf modifier cause weird deformation at the end of a cylinder?
142365
Use of substitution into the integral $\int_0^2 \frac{\arctan x}{x^2+2x+2}dx$