Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 03:22Z
\frac{1}{1} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
289K
\frac{6}{9} \sum_{i=1}^{n} i^{2}
PV = nRT
N₂ + 3H₂ ⇌ 2NH₃
det| 11 9 ; 6 12 | = 78
det| 9 4 ; 1 10 | = 86
11K
10φ² + 7φ + 7 = 0