Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:32Z
4y² + 8y + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
2H₂ + O₂ → 2H₂O
det| 9 4 ; 1 10 | = 86
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\lim_{α\to 0} \frac{\sin α}{α} = 1
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\frac{8}{6} \sum_{i=1}^{n} i^{2}
399K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
316K
det| 9 8 ; 1 10 | = 82
∂ω/∂t = 2ω
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O