Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:04Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
144K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
29K
det| 1 2 ; 7 2 | = -12
94K
∑_{k=1}^{n} k = n(n+1)/2
211K