Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
2H₂ + O₂ → 2H₂O
det| 10 9 ; 7 11 | = 47
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\lim_{t\to 0} \frac{\sin t}{t} = 1
399K
CH₄ + 2O₂ → CO₂ + 2H₂O
316K
det| 9 8 ; 1 10 | = 82
\oint_C \vec{F}\cdot d\vec{r} = 0
11K
∂ω/∂t = 2ω
det| 9 1 ; 7 10 | = 83
144K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
67K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K
\oint_C \vec{F}\cdot d\vec{r} = 0
338K
∑_{k=1}^{n} k = n(n+1)/2
346K