Will R's user avatar
Will R's user avatar
Will R's user avatar
Will R
  • Member for 8 years, 9 months
  • Last seen this week
124 votes

Examples of problems that are easier in the infinite case than in the finite case.

94 votes

Why can't calculus be done on the rational numbers?

49 votes
Accepted

Why are removable discontinuities even discontinuities at all?

45 votes
Accepted

Why does the discriminant tell us how many zeroes a quadratic equation has?

28 votes

Big List of Erdős' elementary proofs

21 votes

What is so wrong with thinking of real numbers as infinite decimals?

18 votes

Is any mathematican more famous for their conjecture(s) than their theorem(s)?

18 votes

What is the simplest lower bound on prime counting functions proof wise?

13 votes
Accepted

Herstein or Herstein?

11 votes

Is it necessary to prove everything and solve every problem in the books?

11 votes

Unconventional mathematics books

11 votes
Accepted

why is there no order in metric spaces?

10 votes

Why do early math courses focus on the cross sections of a cone and not on other 3D objects?

9 votes

Who is the "father of number theory"?

9 votes

Why do complex functions have derivatives?

9 votes
Accepted

Is it bad to call series a generalization of sum?

8 votes

Why is the complex plane shaped like it is?

8 votes
Accepted

Why do we run in diagonals when proving that $\mathbb{Q}$ is countable?

8 votes

Mathematics named after places

8 votes

How can I find integers which satisfy $\frac{150+n}{15+n}=m$?

8 votes
Accepted

Is absolute value map injective?

8 votes

What are some lesser-known examples where increasing the dimensionality makes the problem easier to solve?

7 votes
Accepted

Directional Derivatives - Geometric intuition

7 votes

imaginary number $i$ equals $-6/3.4641$?

7 votes
Accepted

Is there better alternative to Princeton Companion to Mathematics, because I can't make sense of it?

6 votes

Problem of Integration by Parts involving algebraic and exponential functions

6 votes

What is the largest number, $x$, which when divided by $22$ has quotient equal to remainder?

6 votes

Difference between Pure and Applied Mathematics?

6 votes

How to make four $6$'s equal to $9$?

6 votes
Accepted

Why is the argument on the right?

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