Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:43Z
∂y/∂t = 1y
det| 1 4 ; 2 2 | = -6
66K
∫₀^∞ e^(-φ²) dφ = √π / 2
222K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
2K
ΔS ≥ 0
\lim_{x\to 0} \frac{\sin x}{x} = 1
61K
det| 6 1 ; 1 7 | = 41
∑_{k=1}^{n} k = n(n+1)/2
380K
\lim_{n\to 0} \frac{\sin n}{n} = 1
det| 9 4 ; 1 10 | = 86
119K
\oint_C \vec{F}\cdot d\vec{r} = 0
392K