Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:05Z
4y² + 8y + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
177K
iħ ∂ψ/∂t = Ĥψ
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
358K
CaCO₃ → CaO + CO₂
det| 1 5 ; 4 2 | = -18
399K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
316K
det| 9 8 ; 1 10 | = 82
∑_{k=1}^{n} k = n(n+1)/2
11K
det| 10 9 ; 7 11 | = 47
67K
det| 1 7 ; 2 2 | = -12
97K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
338K
det| 11 1 ; 0 12 | = 132
346K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
256K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
348K