Application of $E = mc^2$
22168
What keeps mass from turning into energy?
118195
How does one prove that $e$ exists?
10785
Form of the Classical EM Lagrangian
48686
Show that $e^{-\beta} = \frac{1}{\sqrt{\pi}} \int_{0}^{\infty} \frac{e^{-u}}{\sqrt{u}} e^{-\beta^2 / 4u} du$.
66905
Variance of Binomial Distribution $E[X^2]$
3909
Does $E = mc^2$ apply to photons?
23946
Prove the definitions of $e$ to be equivalent
145835
Closed form for CRT solution using Euler $\phi\,$ (totient)
100004
Differentiating $e^x$ from first principles using limits.
62692
Retrieving Maxwell's equations from the minimum action principle
62867
Is $E^2=(mc^2)^2+(pc)^2$ correct, or is $E=mc^2$ the correct one?
4287
Proving $\int_{0}^{\infty} \mathrm{e}^{-x^2} dx = \frac{\sqrt \pi}{2}$
4015
Maclaurin Expansion for $e^{e^{z}}$ at $z=0$
94896
Deriving a QM expectation value for a square of momentum $\langle p^2 \rangle$
72165
Question on application of Liouville's theorem
1301
Expected value and standard deviation of $X^2$ in terms of moments of $X$
100711
$\int_{-\infty}^{\infty}e^{-zt^2 + 2wt} \ dt = e^{w^2 / z} \sqrt{\frac{\pi}{z}}$ for $z,w \in \mathbb{C}, Re(z) > 0$