Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:20Z
4y² + 8y + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
46K
2H₂ + O₂ → 2H₂O
det| 11 2 ; 2 12 | = 128
289K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
339K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 9 8 ; 1 10 | = 82
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
11K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
\oint_C \vec{F}\cdot d\vec{r} = 0
67K
∑_{k=1}^{n} k = n(n+1)/2
338K