Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:05Z
4y² + 8y + 1 = 0
det| 9 5 ; 2 10 | = 80
468K
2H₂ + O₂ → 2H₂O
det| 4 1 ; 2 5 | = 18
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
177K
iħ ∂ψ/∂t = Ĥψ
det| 2 9 ; 4 3 | = -30
121K
CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
399K
det| 9 8 ; 1 10 | = 82
\lim_{z\to 0} \frac{\sin z}{z} = 1
11K
∑_{k=1}^{n} k = n(n+1)/2
144K
∫₀^∞ e^(-γ²) dγ = √π / 2
276K