Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:49Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 12 9 ; 5 13 | = 111
144K
det| 4 7 ; 0 5 | = 20
det| 12 3 ; 4 13 | = 144
90K
∑_{k=1}^{n} k = n(n+1)/2
\lim_{z\to 0} \frac{\sin z}{z} = 1
394K
\frac{12}{7} \sum_{i=1}^{n} i^{2}
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}