Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:19Z
4y² + 8y + 1 = 0
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
46K
det| 1 7 ; 7 2 | = -47
468K
2H₂ + O₂ → 2H₂O
det| 4 1 ; 0 5 | = 20
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
\oint_C \vec{F}\cdot d\vec{r} = 0
358K
CaCO₃ → CaO + CO₂
\frac{12}{4} \sum_{i=1}^{n} i^{2}
316K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
387K
det| 4 1 ; 2 5 | = 18
276K
∑_{k=1}^{n} k = n(n+1)/2
256K