Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:52Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
320K
det| 4 7 ; 0 5 | = 20
\frac{11}{6} \sum_{i=1}^{n} i^{2}
90K
∑_{k=1}^{n} k = n(n+1)/2
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
211K
det| 12 4 ; 3 13 | = 144
\binom{n}{k} = \frac{n!}{k!(n-k)!}
390K
∑_{k=1}^{n} k = n(n+1)/2
144K