Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:55Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 7 ; 0 5 | = 20
\frac{4}{6} \sum_{i=1}^{n} i^{2}
90K
det| 5 6 ; 4 6 | = 6
438K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{7}{1} \sum_{i=1}^{n} i^{2}
352K