Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
339K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 7 1 ; 4 8 | = 52
399K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
316K
det| 9 8 ; 1 10 | = 82
Fe₂O₃ + 3CO → 2Fe + 3CO₂
11K
∂ω/∂t = 2ω
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
67K
det| 7 4 ; 4 8 | = 40
97K
det| 4 7 ; 6 5 | = -22
338K
CH₄ + 2O₂ → CO₂ + 2H₂O
346K
\lim_{α\to 0} \frac{\sin α}{α} = 1
256K