Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:05Z
4y² + 8y + 1 = 0
det| 8 9 ; 5 9 | = 27
468K
2H₂ + O₂ → 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 1 5 ; 5 2 | = -23
177K
iħ ∂ψ/∂t = Ĥψ
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
121K
CaCO₃ → CaO + CO₂
det| 8 7 ; 5 9 | = 37
316K
det| 9 8 ; 1 10 | = 82
AgNO₃ + NaCl → AgCl↓ + NaNO₃
387K
∑_{k=1}^{n} k = n(n+1)/2
144K
∑_{k=1}^{n} k = n(n+1)/2
97K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
276K
det| 2 3 ; 7 3 | = -15
346K
\frac{5}{4} \sum_{i=1}^{n} i^{2}
256K