How to change the form $A\cos \omega t + B\sin \omega t$ into the form $\sqrt{A^2+B^2}\cos(\omega t-\phi)$
1317
Combining cosine or sine terms into a single cosine or sine
113970
Compute $\int_cd\omega$ and $\int_{\partial c}\omega$
130542
Every natural number $n$ can be written as $n=s-t$ with $\omega(s)=\omega(t)$
118586
Confused About Trigonometric Substitution
48956
Simplify $\arctan (\frac{1}{2}\tan (2A)) + \arctan (\cot (A)) + \arctan (\cot ^{3}(A)) $
149822
If $\omega \in \Omega^q(M)$, and $(\omega|_{U})_p = 0$, is $\omega_p = 0$?
108642
$e^A$, where $A= \begin{bmatrix} 0 & \omega \\ -\omega& 0 \end{bmatrix}$
136385
Integrate $ \int_{0}^{\frac{\pi}{4}}\tan^{-1}\left(\frac{\sqrt{2}\cos3 \phi}{\left(2\cos 2 \phi+ 3\right)\sqrt{\cos 2 \phi}}\right)d\phi$
42849
Is it true that $\omega=\{0,1,2,3,\ldots\}$ in ZFC?
123006
Elliptic Coordinates - Inverting the transformation
107067
Finding the argument of $z=1-\cos(2\theta)-i\sin(2\theta)$
123799
Calculating the Fourier transform of $f(t)=Ae^{-i\omega_0 t}$
35244
Prove $\sin^2\theta + \cos^2\theta = 1$
75487
How to express trigonometric equation in terms of of given trigonometric function?
5080
How can we sum up $\sin$ and $\cos$ series when the angles are in arithmetic progression?
93825
Fourier transform of power function $t^\alpha$
129454
Solution to a quadratic form