Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:05Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
177K
iħ ∂ψ/∂t = Ĥψ
AgNO₃ + NaCl → AgCl↓ + NaNO₃
358K
\frac{2}{9} \sum_{i=1}^{n} i^{2}
121K
CaCO₃ → CaO + CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
399K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
316K
det| 9 8 ; 1 10 | = 82
det| 4 1 ; 2 5 | = 18
11K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
387K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
144K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
67K
∫₀^∞ e^(-γ²) dγ = √π / 2
276K