Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:14Z
4y² + 8y + 1 = 0
det| 5 8 ; 4 6 | = -2
468K
2H₂ + O₂ → 2H₂O
det| 7 4 ; 4 8 | = 40
289K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
\oint_C \vec{F}\cdot d\vec{r} = 0
358K
\frac{10}{5} \sum_{i=1}^{n} i^{2}
121K
CaCO₃ → CaO + CO₂
det| 4 1 ; 2 5 | = 18
399K
det| 9 5 ; 2 10 | = 80
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
346K