Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 04:14Z
12r² + 6r + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
det| 5 3 ; 7 6 | = 9
371K
4t² + 9t + 6 = 0
det| 9 4 ; 1 10 | = 86
86K
∑_{k=1}^{n} k = n(n+1)/2
234K
∑_{k=1}^{n} k = n(n+1)/2
218K