Join
Dense polynomials whose squares are sparse
Find a polynomial of degree n with all n+1 coefficients nonzero integers whose square has fewer than √n nonzero coefficients.
+3 −1 scienceslack.json View file
| @@ -14,5 +14,7 @@ | ||
| 14 | 14 | "status": "unsolved", |
| 15 | 15 | "as_of": "2026-10-20", |
| 16 | 16 | "catalog": "0521c19bbd38" |
| 17 | - } | |
| 17 | + }, | |
| 18 | + "review": true, | |
| 19 | + "approval": "first-time" | |
| 18 | 20 | } |