Cort Ammon's user avatar
Cort Ammon's user avatar
Cort Ammon's user avatar
Cort Ammon
  • Member for 9 years, 6 months
  • Last seen this week
50 votes

Has lack of mathematical rigour killed anybody before?

40 votes
Accepted

Is there more to explain why a hypothesis doesn't hold, rather than that it arrives at a contradiction?

14 votes
Accepted

Why can we multiply by breaking up the factors as sums in different ways?

12 votes

What is exactly the difference between a definition and an axiom?

8 votes

Why are irrational numbers such a big deal?

7 votes

Why is there not a system for computer checking mathematical proofs yet (2018)?

7 votes
Accepted

Why is a derivative defined using limits?

7 votes

Why is $3 \times 0.3 = 0.8999999999999999$ in floating point?

7 votes

The locker problem - why squares?

5 votes

Get the equation of a circle when given 30 points

5 votes

How do you understand Infinitesimals?

5 votes

What is the reason behind the current Order of Operations? (PEMDAS)

5 votes

Is $e^{i\pi}+1=0$ all it's cracked up to be?

5 votes

How to make sense of fractions?

5 votes

Geometry of the Earth

5 votes

Are there mathematical concepts that exist in dimension $4$, but not in dimension $3$?

5 votes

Intuition behind a zero derivative

4 votes

Still struggling to understand vacuous truths

4 votes

Calculating pi manually

4 votes
Accepted

Can a polygon have four 90 degree corners and still not be a rectangle?

4 votes

Multiplication by One

4 votes

If a coin toss is observed to come up as heads many times, does that affect the probability of the next toss?

4 votes

$-3^2 = 9?\ $ Correct syntax for a negative number with an exponent.

3 votes

Is formal truth in mathematical logic a generalization of everyday, intuitive truth?

3 votes

Why aren't all important differential equations solved and codified once and for all?

3 votes

Entering math through the side door

3 votes

Problem understanding the concept of a union

3 votes

What does the term "undefined" actually mean?

3 votes

Why do we call complex numbers “numbers” but we don’t consider 2-vectors numbers?

3 votes

How do I evaluate (prove to myself) that a method for picking uniformly distributed values is correct?