Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 03:13Z
\frac{1}{1} \sum_{i=1}^{n} i^{2}
det| 7 7 ; 4 8 | = 28
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
\frac{6}{9} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
177K
PV = nRT
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
399K
det| 11 9 ; 6 12 | = 78
Fe₂O₃ + 3CO → 2Fe + 3CO₂
11K
10φ² + 7φ + 7 = 0
∇²n = 0
∇²z = 0