Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:13Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 4 7 ; 0 5 | = 20
339K
det| 4 3 ; 0 5 | = 20
358K
det| 1 7 ; 2 2 | = -12
121K
det| 7 7 ; 2 8 | = 42
11K
∑_{k=1}^{n} k = n(n+1)/2
97K