Richard Stanley's user avatar
Richard Stanley's user avatar
Richard Stanley's user avatar
Richard Stanley
  • Member for 14 years, 4 months
  • Last seen this week
205 votes

What are the worst notations, in your opinion?

167 votes

Examples of eventual counterexamples

142 votes

Have any long-suspected irrational numbers turned out to be rational?

105 votes

Examples of common false beliefs in mathematics

104 votes

Suggestions for good notation

66 votes

Why were matrix determinants once such a big deal?

62 votes

Examples of common false beliefs in mathematics

61 votes

Not especially famous, long-open problems which anyone can understand

59 votes
Accepted

What is the shortest program for which halting is unknown?

59 votes

Most interesting mathematics mistake?

55 votes
Accepted

How many surjections are there from a set of size n?

53 votes

What's your favorite equation, formula, identity or inequality?

51 votes

What are the external triumphs of matroid theory?

51 votes
Accepted

Why 'excedances' of permutations?

50 votes

Pseudonyms of famous mathematicians

49 votes

Is all ordinary mathematics contained in high school mathematics?

49 votes

Not especially famous, long-open problems which anyone can understand

48 votes

Theorems that are 'obvious' but hard to prove

48 votes

Tweetable Mathematics

47 votes

Mathematicians who were late learners?-list

46 votes

Proposals for polymath projects

42 votes

Jokes in the sense of Littlewood: examples?

38 votes

What is Lagrange Inversion good for?

36 votes

What are some correct results discovered with incorrect (or no) proofs?

34 votes
Accepted

Partitions to different parts not exceeding $n$

33 votes

What are the most attractive Turing undecidable problems in mathematics?

33 votes
Accepted

Linear algebra proofs in combinatorics?

33 votes

Polynomial representing all nonnegative integers

33 votes

Which polynomial's roots are its coefficients?

31 votes

Which popular games are the most mathematical?

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