Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:56Z
ΔS ≥ 0
det| 10 2 ; 3 11 | = 104
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∑_{k=1}^{n} k = n(n+1)/2
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\oint_C \vec{F}\cdot d\vec{r} = 0
d/dθ [θ^4] = 4θ^3
det| 7 4 ; 4 8 | = 40
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det| 5 5 ; 7 6 | = -5
\lim_{t\to 0} \frac{\sin t}{t} = 1
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\oint_C \vec{F}\cdot d\vec{r} = 0
\frac{8}{6} \sum_{i=1}^{n} i^{2}
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∫₀^∞ e^(-ψ²) dψ = √π / 2
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∫₀^∞ e^(-α²) dα = √π / 2
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