Badge
| Populist | Highest scoring answer that outscored an accepted answer with score of more than 10 by more than 2x. This badge can be awarded multiple times. |
This badge has been awarded 54 times. Recently awarded to: |
may 12 at 14:10
How to represent the floor function using mathematical notation?
— Zev Chonoles♦
53.5k476177
apr 19 at 19:27
$\lim_{n\rightarrow \infty}(1+\frac{r}{n})^n$ is equal to ${e^{r}}$?
— Arturo Magidin
158k14250501
apr 16 at 16:18
Are there real-life relations which are symmetric and reflexive but not transitive?
— amWhy
54.3k770156
apr 2 at 16:52
Proof that a natural number multiplied by some integer results in a number with only one and zero as digits
— N. S.
27.4k22760
apr 2 at 10:20
When does $x_1+x_2+\dots+x_n=a,\space x_1^2+x_2^2+\dots+x_n^2=b$ have a unique solution?
— tom
8261211
mar 29 at 7:50
$\lim_{n\rightarrow\infty} e^{-n} \sum\limits_{k=0}^{n} \frac{n^k}{k!}$
— sos440
14k22658
mar 24 at 17:16
Is there an elementary proof that $\sum \limits_{k=1}^n \frac1k$ is never an integer?
— Gone
1866243
jan 30 at 2:20
Prove $x = \sqrt[100]{\sqrt{3} + \sqrt{2}} + \sqrt[100]{\sqrt{3} - \sqrt{2}}$ is irrational
— Zarrax
19.7k11764
jan 22 at 19:23
How to read letters such as $\mathbb A$, $\mathbb B$, etc., or $\mathfrak A$, $\mathfrak B$, etc.?
— Willie Wong♦
30.6k243110
dec 11 at 14:55
Does multiplying polynomials ever decrease the number of terms?
— André Nicolas
161k14129281
dec 10 at 11:17
Proof: For all integers $x$ and $y$, if $x^3+x = y^3+y$ then $x = y$
— Ragib Zaman
17.8k32356
sep 10 at 22:46
Is it true that $\lvert \sin z \rvert \leq 1$ for all $z\in \mathbb{C}$?
— Sunni
2,6651617
jun 11 '12 at 19:12
Is $\lim\limits_{k\to\infty}\sum\limits_{n=k+1}^{2k}{\frac{1}{n}} = 0$?
— Jyrki Lahtonen
30.7k33989
jun 6 '12 at 10:59
Prove: $\binom{n}{k}^{-1}=(n+1)\int_{0}^{1}x^{k}(1-x)^{n-k}dx$ for $0 \leq k \leq n$
— Michael Hardy
47.9k438109
apr 30 '12 at 2:03
Why is one “$\infty$” number enough for complex numbers?
— Arturo Magidin
158k14250501
mar 29 '12 at 8:35
Is 2048 the highest power of 2 with all even digits (base ten)?
— Listing
7,58121435
mar 1 '12 at 19:07
Proof that $\sum\limits_{k=1}^nk^2 = \frac{n(n+1)(2n+1)}{6}$?
— leonbloy
12.1k21136
jan 16 '12 at 20:14
Solutions to the matrix equation $\mathbf{AB-BA=I}$ over general fields
— Ted
7,5291822
oct 21 '11 at 12:23
Construct a function which is continuous in $[1,5]$ but not differentiable at $2, 3, 4$
— Did
102k1074180
sep 17 '11 at 1:56
Why do we define quotient groups for normal subgroups only?
— Arturo Magidin
158k14250501
jul 5 '11 at 19:27
(post deleted or otherwise unavailable)
— Elliott
1,6742729
may 5 '11 at 5:21
Solving the integral $\int_{0}^{\infty} \frac{\sin{x}}{x} \ dx = \frac{\pi}{2}$?
— Aryabhata
47.5k378166
jan 13 '11 at 1:31
Given an infinite number of monkeys and an infinite amount of time, would one of them write Hamlet?
— Ross Millikan
83.2k555117
nov 17 '10 at 14:05
Is there a quick proof as to why the vector space of $\mathbb{R}$ over $\mathbb{Q}$ is infinite-dimensional?
— Gone
1866243