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occulus
  • Member for 10 years, 9 months
  • Last seen more than 2 years ago
  • Edinburgh, UK
164 votes
34 answers
29k views

Can you provide me historical examples of pure mathematics becoming "useful"?

  • 22.7k
151 votes
6 answers
104k views

What are the differences between rings, groups, and fields?

  • 1,797
124 votes
8 answers
27k views

When to learn category theory?

  • 2,734
49 votes
9 answers
19k views

Real world applications of category theory

45 votes
3 answers
22k views

Is Aluffi's "Algebra: Chapter 0" a good introduction to algebra?

  • 4,499
21 votes
4 answers
4k views

Why is an image called an "image"?

  • 213
20 votes
11 answers
9k views

Cleverest construction of a dodecahedron / icosahedron?

18 votes
5 answers
52k views

Linear dependency of polynomials question

  • 239
3 votes
3 answers
4k views

Calculate wine volume in a horizontal barrel using a dipstick

2 votes
1 answer
1k views

Symmetries of a dodecahedron

  • 1,104
0 votes
1 answer
44 views

Trouble with conditional probabilities

  • 103