Top network posts
- 10 What would you call a finite collection of unordered objects that are not necessarily distinct?
- 7 How is that a rotation by an angle θ about the origin can be represented by this transformation matrix?
- 6 Proof that the sum of the first $n$ odd numbers is $n^2$.
- 6 Why are naturals < modulus equal if congruent? [uniqueness of remainder]
- 5 Smallest subgroup generated by a subset of a group.
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