Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:10Z
4y² + 8y + 1 = 0
∫₀^∞ e^(-γ²) dγ = √π / 2
468K
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\frac{10}{5} \sum_{i=1}^{n} i^{2}
316K
det| 9 8 ; 1 10 | = 82
det| 9 2 ; 7 10 | = 76
11K
CH₄ + 2O₂ → CO₂ + 2H₂O
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
67K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
97K
\lim_{t\to 0} \frac{\sin t}{t} = 1
338K
∑_{k=1}^{n} k = n(n+1)/2
276K
det| 5 4 ; 5 6 | = 10
346K