Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:10Z
4y² + 8y + 1 = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
468K
2H₂ + O₂ → 2H₂O
\frac{5}{6} \sum_{i=1}^{n} i^{2}
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
det| 12 7 ; 5 13 | = 121
358K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
121K
CaCO₃ → CaO + CO₂
det| 9 8 ; 1 10 | = 82
det| 4 7 ; 0 5 | = 20
11K
∂ω/∂t = 2ω
det| 7 5 ; 0 8 | = 56
97K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
338K
det| 2 6 ; 1 3 | = 0
276K
∑_{k=1}^{n} k = n(n+1)/2
256K