Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:18Z
4y² + 8y + 1 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
46K
\oint_C \vec{F}\cdot d\vec{r} = 0
468K
2H₂ + O₂ → 2H₂O
det| 9 5 ; 2 10 | = 80
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 4 5 ; 1 5 | = 15
339K
\frac{7}{7} \sum_{i=1}^{n} i^{2}
177K
\frac{11}{4} \sum_{i=1}^{n} i^{2}
399K
∑_{k=1}^{n} k = n(n+1)/2
11K
∑_{k=1}^{n} k = n(n+1)/2
144K
\lim_{β\to 0} \frac{\sin β}{β} = 1
97K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
det| 9 2 ; 7 10 | = 76
346K
det| 11 3 ; 6 12 | = 114
256K