Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:07Z
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
d/dθ [θ^4] = 4θ^3
∫₀^∞ e^(-θ²) dθ = √π / 2
177K
det| 5 5 ; 7 6 | = -5
det| 7 4 ; 4 8 | = 40
121K
\oint_C \vec{F}\cdot d\vec{r} = 0
\oint_C \vec{F}\cdot d\vec{r} = 0