Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:13Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
2H₂ + O₂ → 2H₂O
det| 9 1 ; 4 10 | = 86
289K
det| 12 7 ; 5 13 | = 121
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
339K
det| 4 5 ; 1 5 | = 15
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
316K
det| 9 8 ; 1 10 | = 82
det| 1 5 ; 4 2 | = -18
387K
∂ω/∂t = 2ω
\lim_{α\to 0} \frac{\sin α}{α} = 1
144K
det| 1 1 ; 5 2 | = -3
67K
\oint_C \vec{F}\cdot d\vec{r} = 0
338K
CH₄ + 2O₂ → CO₂ + 2H₂O
346K
CH₄ + 2O₂ → CO₂ + 2H₂O
348K