Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:22Z
d/dn [n^4] = 4n^3
det| 12 1 ; 5 13 | = 151
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\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
det| 5 3 ; 7 6 | = 9
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det| 11 9 ; 0 12 | = 132
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iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
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\oint_C \vec{F}\cdot d\vec{r} = 0
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\frac{2}{4} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
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\frac{4}{9} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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