Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:19Z
4y² + 8y + 1 = 0
\frac{6}{3} \sum_{i=1}^{n} i^{2}
46K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
468K
2H₂ + O₂ → 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
11K
det| 10 5 ; 6 11 | = 80
387K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
144K
det| 12 6 ; 1 13 | = 150
67K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
338K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
346K
det| 4 8 ; 0 5 | = 20
396K