Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:15Z
4y² + 8y + 1 = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
46K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
468K
2H₂ + O₂ → 2H₂O
∫₀^∞ e^(-γ²) dγ = √π / 2
289K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 2 6 ; 1 3 | = 0
339K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
177K
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
358K
\oint_C \vec{F}\cdot d\vec{r} = 0
121K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
399K
∑_{k=1}^{n} k = n(n+1)/2
316K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
97K
det| 9 2 ; 7 10 | = 76
346K
det| 1 5 ; 4 2 | = -18
396K