Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:29Z
d/dn [n^4] = 4n^3
∑_{k=1}^{n} k = n(n+1)/2
384K
det| 7 4 ; 4 8 | = 40
385K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 5 6 ; 2 6 | = 18
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iħ ∂ψ/∂t = Ĥψ
\oint_C \vec{F}\cdot d\vec{r} = 0
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\frac{2}{4} \sum_{i=1}^{n} i^{2}
det| 5 7 ; 5 6 | = -5
∑_{k=1}^{n} k = n(n+1)/2
300K
Fe₂O₃ + 3CO → 2Fe + 3CO₂