Why is $e$ so special?
17754
Intuitive Understanding of the constant "$e$"
26450
Why is $a=e$ the smallest number such that $a^x\ge 1+x$ for all $x$?
35277
Why is $\mathbb{E}[X] = 1 + \sum^\infty_{k=1}\mathbb{P}(X > k)$ true?
115028
If $e=\lim\limits_{x\to \infty} (1+x^{-1})^x$, why doesn't $e=1$?
105177
Gosper's unusual formula connecting $e$ and $\pi$
118195
How does one prove that $e$ exists?
30041
What is "special" and what is "general" in Relativity?
20397
In RSA, why is it important to choose e so that it is coprime to φ(n)?
39943
Proving $\mathrm e <3$
56231
Infinite series for $e$...
98968
$X$ is algebraic over $E$
157114
Why is time special?
102030
Getting the expectation symbol to behave like $\sum$ instead of $\Sigma$
90796
Inequality Regarding e
72735
Understanding the proof of a formula for $p^e\Vert n!$
36417
Why does $\mathbb{E}(\frac{X_1+...+X_n}{n})=\mathbb{E}(X)$?
92399
Some questions about the function $xe^{-x}$