Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 03:09Z
\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
278K
\frac{6}{9} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
339K
det| 10 7 ; 3 11 | = 89
399K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
316K
∑_{k=1}^{n} k = n(n+1)/2
11K