Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:10Z
4y² + 8y + 1 = 0
∫₀^∞ e^(-α²) dα = √π / 2
46K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
339K
iħ ∂ψ/∂t = Ĥψ
AgNO₃ + NaCl → AgCl↓ + NaNO₃
11K
\lim_{y\to 0} \frac{\sin y}{y} = 1
387K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
144K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
67K
det| 2 9 ; 0 3 | = 6
346K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
256K
det| 7 8 ; 0 8 | = 56
348K
∑_{k=1}^{n} k = n(n+1)/2
396K