Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:04Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
320K
det| 4 7 ; 0 5 | = 20
∫₀^∞ e^(-φ²) dφ = √π / 2
90K
det| 9 4 ; 1 10 | = 86
438K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 6 ; 7 6 | = -12
211K
det| 7 3 ; 6 8 | = 38
144K