Koundinya Vajjha's user avatar
Koundinya Vajjha's user avatar
Koundinya Vajjha's user avatar
Koundinya Vajjha
  • Member for 13 years, 10 months
  • Last seen more than a month ago
74 votes
29 answers
13k views

(Preferably rare) Audio/Video recordings of famous mathematicians?

38 votes
10 answers
5k views

Presenting a paper: Do's and Don'ts?

19 votes
2 answers
4k views

Grothendieck's mathematical diagram

18 votes
4 answers
15k views

The Ramanujan Problems

7 votes
1 answer
869 views

A curious definite integral

7 votes
0 answers
3k views

Is there another simple formula for the sum-of-squares function?

7 votes
1 answer
806 views

Is the Landau-Ramanujan constant irrational?

6 votes
2 answers
2k views

Are Pappus Theorems generalized?

5 votes
3 answers
917 views

Examples of results which were surprising but later shown to be natural. [closed]

5 votes
1 answer
2k views

Is there a geometrical interpretation to Fermat's polygonal number theorem?

4 votes
0 answers
942 views

Questions about dessin d'enfants, trees and their Shabat polynomials

4 votes
1 answer
1k views

Exact formula for the number of integers in an interval which are the sum of two squares.

2 votes
1 answer
747 views

On a claim of Ramanujan in his "Lost Notebook".

1 vote
0 answers
56 views

Poisson bracket on $T^*T\mathrm{SU}(1,1)$

1 vote
1 answer
513 views

What are the consequences of a polynomial time algorithm for finding out if a given number is expressible as the sum of two squares?

0 votes
1 answer
769 views

The Hilbert-Waring theorem using the sum-of-squares function.