Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:53Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
CH₄ + 2O₂ → CO₂ + 2H₂O
320K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
det| 7 9 ; 1 8 | = 47
394K
det| 7 4 ; 4 8 | = 40
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
94K