Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
det| 12 6 ; 1 13 | = 150
46K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
\oint_C \vec{F}\cdot d\vec{r} = 0
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
358K
CaCO₃ → CaO + CO₂
det| 5 8 ; 4 6 | = -2
399K
det| 9 8 ; 1 10 | = 82
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
∑_{k=1}^{n} k = n(n+1)/2
67K
\lim_{α\to 0} \frac{\sin α}{α} = 1
346K