Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:10Z
ΔS ≥ 0
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-ω²) dω = √π / 2
289K
d/dθ [θ^4] = 4θ^3
∑_{k=1}^{n} k = n(n+1)/2
339K
det| 5 5 ; 7 6 | = -5
∑_{k=1}^{n} k = n(n+1)/2
358K
\frac{4}{6} \sum_{i=1}^{n} i^{2}
121K
\oint_C \vec{F}\cdot d\vec{r} = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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det| 9 4 ; 1 10 | = 86
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