Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:54Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
320K
det| 7 4 ; 4 8 | = 40
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
2r² + 6r + 5 = 0
det| 1 2 ; 4 2 | = -6
394K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
29K
det| 5 9 ; 0 6 | = 30
94K
\oint_C \vec{F}\cdot d\vec{r} = 0
211K
∑_{k=1}^{n} k = n(n+1)/2
390K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
69K