Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:22Z
ΔS ≥ 0
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-α²) dα = √π / 2
289K
d/dθ [θ^4] = 4θ^3
det| 9 4 ; 1 10 | = 86
177K
det| 5 5 ; 7 6 | = -5
∫₀^∞ e^(-t²) dt = √π / 2
121K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
399K
∑_{k=1}^{n} k = n(n+1)/2
316K
∫₀^∞ e^(-ω²) dω = √π / 2