Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:52Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{r\to 0} \frac{\sin r}{r} = 1
320K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
144K
det| 4 7 ; 0 5 | = 20
det| 1 2 ; 7 2 | = -12
90K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
211K