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asmeurer
  • Member for 13 years, 11 months
  • Last seen more than a week ago
181 votes

Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?

58 votes

Notation for repeated application of function

42 votes
Accepted

What exactly is infinity?

35 votes
Accepted

Is there a(n elementary) function whose derivative we cannot integrate?

34 votes

Prove that if $g^2=e$ for all $g$ in $G$ then $G$ is Abelian.

24 votes

Is $0! = 1$ because there is only one way to do nothing?

15 votes
Accepted

Wisdom of using Sympy as a first CAS

12 votes

Pedagogy: How to cure students of the "law of universal linearity"?

11 votes

Is there another representation for $x^x$

11 votes

What does it mean when dx is put on the start in an integral?

10 votes

Give a concrete sequence of rationals which converges to an irrational number and vice versa.

10 votes

Online tools for doing symbolic mathematics

8 votes

How to show $\lim_{x \to 1} \frac{x + x^2 + \dots + x^n - n}{x - 1} = \frac{n(n + 1)}{2}$?

8 votes

Why is the exponential function not in the subspace of all polynomials?

7 votes

Is there another simpler method to solve this elementary school math problem?

7 votes

Can every proof by contradiction also be shown without contradiction?

7 votes

CAS with a standard language

5 votes

Why don't we define "imaginary" numbers for every "impossibility"?

5 votes

Do we need to formally teach the Greek Alphabet?

4 votes

Taking the square root of an imaginary number

4 votes

Are there any limit questions which are easier to solve using methods other than l'Hopital's Rule?

4 votes

Correct set notation for "all integers which are not multiples of 7"?

4 votes
Accepted

Working out digits of Pi.

4 votes

All natural numbers are equal.

4 votes

Formula for the sequence repeating twice each power of $2$

3 votes

The set of rationals has the same cardinality as the set of integers

3 votes

Why did mathematicians take Russell's paradox seriously?

3 votes

Matrix Determinant

3 votes

Unsolvability of a Quintic and its link with "Simplicity" of $A_{5}$

3 votes

Am I just not smart enough?