Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
\lim_{α\to 0} \frac{\sin α}{α} = 1
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
339K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 7 8 ; 6 8 | = 8
399K
det| 9 8 ; 1 10 | = 82
AgNO₃ + NaCl → AgCl↓ + NaNO₃
387K
∂ω/∂t = 2ω
\oint_C \vec{F}\cdot d\vec{r} = 0
67K
\oint_C \vec{F}\cdot d\vec{r} = 0
97K
det| 7 2 ; 7 8 | = 42
276K
∑_{k=1}^{n} k = n(n+1)/2
346K
det| 4 8 ; 0 5 | = 20
256K