Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:12Z
ΔS ≥ 0
\oint_C \vec{F}\cdot d\vec{r} = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
278K
d/dθ [θ^4] = 4θ^3
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
det| 5 5 ; 7 6 | = -5
\lim_{t\to 0} \frac{\sin t}{t} = 1
358K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
det| 7 4 ; 4 8 | = 40
399K
det| 5 9 ; 7 6 | = -33
11K
∑_{k=1}^{n} k = n(n+1)/2
387K