Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:25Z
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
46K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
289K
det| 12 9 ; 5 13 | = 111
278K
d/dθ [θ^4] = 4θ^3
∫₀^∞ e^(-θ²) dθ = √π / 2
177K
det| 5 5 ; 7 6 | = -5
∫₀^∞ e^(-n²) dn = √π / 2
121K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 4 ; 4 8 | = 40
399K
\lim_{t\to 0} \frac{\sin t}{t} = 1
316K
∫₀^∞ e^(-ω²) dω = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K