user avatar
user avatar
user avatar
Steven Alexis Gregory
  • Member for 9 years
  • Last seen this week
  • Omaha, NE
59 votes

Is it possible to have three real numbers that have both their sum and product equal to $1$?

56 votes

Where does the gap come from?

44 votes

Do equal angles necessarily mean a polygon is regular?

44 votes
Accepted

Is this $\gcd(0, 0) = 0$ a wrong belief in mathematics or it is true by convention?

40 votes

Naive Set Theory by Halmos is confusing to a layman like me

33 votes
Accepted

Why does expanding $\lim_{p \rightarrow 0}\frac{1-p-(1-p)^3}{1-(1-p)^3}$ give a different limit from just substituting?

30 votes

How many ways can I go from 1 to 10 in the following diagram?

27 votes

$\lim\limits_{x\to 0} \frac{\tan x - \sin x}{x^3}$?

23 votes

How do you convince someone that parallel lines can touch/meet?

21 votes
Accepted

What are the methods of dividing numbers to get weird values like $16\over 17$ without a calculator?

18 votes

Calculate $\frac{1}{\sin(x)} +\frac{1}{\cos(x)}$ if $\sin(x)+\cos(x)=\frac{7}{5}$

18 votes

Mathematical Grammar, Converges to or Converges at, or both?

18 votes

Japanese Temple Problem From 1844

18 votes

why do we use cosine as the expression of vector dot product?

17 votes

The cube of any number not a multiple of $7$, will equal one more or one less than a multiple of $7$

15 votes

Is it possible to have 2 different but equal size real number sets that have the same mean and standard deviation?

14 votes
Accepted

I don't understand what a "free group" is!

14 votes

Smallest Possible Power

14 votes

Is the blue area greater than the red area?

13 votes

Does a zero eigenvalue mean that the matrix is not invertible regardless of its diagonalizability?

13 votes
Accepted

How does the Cantor's diagonal argument that $(0,1)$ is uncountable deals with the fact some real numbers have two different decimal expansions?

13 votes

Why isn't reflexivity redundant in the definition of equivalence relation?

12 votes

Highschool Exam Question About Cube Factoring

12 votes

Why are There No "Triernions" (3-dimensional analogue of complex numbers / quaternions)?

12 votes

Tricky Rectangle Problem

11 votes

Why doesn't induction extend to infinity? (re: Fourier series)

11 votes

How to evaluate $ \frac{1}{3} + \frac{2}{3^{2} } + \frac{1}{3^{3}} + \frac{2}{3^{4}} + \frac{1}{3^{5}} + ...$?

11 votes

Are kernels unique to homomorphisms?

10 votes

How do you revise material that you already half-know, without getting bored and demotivated?

10 votes

Proof that a Combination is an integer

1
2 3 4 5
47