Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:50Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
320K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
144K
det| 4 7 ; 0 5 | = 20
\frac{2}{2} \sum_{i=1}^{n} i^{2}
90K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
94K
det| 12 4 ; 3 13 | = 144
\lim_{β\to 0} \frac{\sin β}{β} = 1
390K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
12γ² + 8γ + 0 = 0
9t² + 4t + 4 = 0