badjohn's user avatar
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badjohn's user avatar
badjohn
  • Member for 8 years
  • Last seen this week
  • Warwickshire, United Kingdom
62 votes
Accepted

Intuition for why the difference between $\frac{2x^2-x}{x^2-x+1}$ and $\frac{x-2}{x^2-x+1}$ is a constant?

28 votes

Why should a non-commutative operation even be called "multiplication"?

22 votes

Is 1/3 included in the sequence 0.3, 0.33, 0.333,...?

17 votes
Accepted

Can there be an Irrational Numbers Hotel?

14 votes

Possible definitions of exponential function

10 votes

Visualizing the 4th dimension.

10 votes

Are there any irrational/transcendental numbers for which the distribution of decimal digits is not uniform?

9 votes
Accepted

Are the letter choices in algebra meaningful?

9 votes

The Order of the Identity of a Group

9 votes

What's your explanation of the Raven Paradox?

8 votes

Are there an equal number of positive and negative numbers?

7 votes

Why is the roll of a die considered random?

7 votes

Characteristic $0$ non-algebraically closed field which does not admit an ordering

7 votes

For any sequence of real numbers, one can always find a subsequence that is monotone

7 votes
Accepted

if a function is only differentiable at one point , how is the differential calculated

6 votes

Vector space over a set which is not commutative

6 votes

Decoding Every Top 100 Voting Ever

6 votes

What is the reason for the "left to right" rule?

6 votes
Accepted

Is this permutation even or odd?

5 votes
Accepted

*Addition is commutative in ring without identity* can be deduced from other axioms?

5 votes

Longest derivative "loop"?

5 votes

A new $4$-dimensional number system?

5 votes

Repeated Decimal Expansion Corresponding to a Fraction Problem

5 votes

Do $3/8$ (37.5%) of Quadratics Have No $x$-Intercepts?

5 votes

Can a real sequence approach/converge to an imaginary number? How it would look like?

5 votes

Can a "dimension reducing" function be bijective?

4 votes
Accepted

Are all sequences periodic mod $m$?

4 votes
Accepted

Octonions not an associative division algebra?

4 votes
Accepted

Find an equivalence relation over all of $\mathbb{Z}$ which has infinitely many equivalence classes with infinitely many elements in each

4 votes

When will the moons and the planet all be on one straight line again?

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