Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:44Z
∂y/∂t = 1y
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
87K
det| 9 5 ; 6 10 | = 60
2K
ΔS ≥ 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
174K
det| 6 1 ; 1 7 | = 41
AgNO₃ + NaCl → AgCl↓ + NaNO₃
380K
\lim_{n\to 0} \frac{\sin n}{n} = 1
∑_{k=1}^{n} k = n(n+1)/2
472K