Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 03:21Z
\frac{1}{1} \sum_{i=1}^{n} i^{2}
\frac{4}{9} \sum_{i=1}^{n} i^{2}
468K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 9 4 ; 1 10 | = 86
289K
det| 10 2 ; 3 11 | = 104
278K
\frac{6}{9} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-x²) dx = √π / 2
121K
det| 4 7 ; 2 5 | = 6
316K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K