Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 03:11Z
\frac{1}{1} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
46K
det| 2 3 ; 5 3 | = -9
468K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
289K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
278K
\frac{6}{9} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
det| 7 4 ; 4 8 | = 40
399K