Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
\frac{5}{8} \sum_{i=1}^{n} i^{2}
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
339K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\lim_{α\to 0} \frac{\sin α}{α} = 1
144K
\lim_{t\to 0} \frac{\sin t}{t} = 1
67K
\lim_{z\to 0} \frac{\sin z}{z} = 1
97K
det| 7 7 ; 2 8 | = 42
276K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
256K