Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:14Z
4y² + 8y + 1 = 0
det| 9 7 ; 3 10 | = 69
468K
2H₂ + O₂ → 2H₂O
\frac{6}{1} \sum_{i=1}^{n} i^{2}
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
det| 4 7 ; 6 5 | = -22
358K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
121K
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-α²) dα = √π / 2
399K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
11K
det| 8 8 ; 6 9 | = 24
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
∑_{k=1}^{n} k = n(n+1)/2
338K