Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:43Z
∂y/∂t = 1y
det| 2 7 ; 7 3 | = -43
66K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 2 ; 3 10 | = 84
87K
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
174K
det| 6 1 ; 1 7 | = 41
\lim_{n\to 0} \frac{\sin n}{n} = 1
5φ² + 2φ + 6 = 0