Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:52Z
4y² + 8y + 1 = 0
det| 7 8 ; 4 8 | = 24
46K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
339K
det| 7 4 ; 4 8 | = 40
121K
det| 1 4 ; 3 2 | = -10
399K
det| 11 4 ; 5 12 | = 112
387K