Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:20Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\frac{7}{7} \sum_{i=1}^{n} i^{2}
339K
iħ ∂ψ/∂t = Ĥψ
\frac{10}{5} \sum_{i=1}^{n} i^{2}
358K
det| 7 2 ; 7 8 | = 42
121K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
316K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
387K
det| 6 3 ; 4 7 | = 30
144K
\oint_C \vec{F}\cdot d\vec{r} = 0
276K
∑_{k=1}^{n} k = n(n+1)/2
256K