Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:08Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 1 4 ; 2 2 | = -6
320K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
94K
det| 12 4 ; 3 13 | = 144
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
69K
det| 9 7 ; 3 10 | = 69
144K