Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:23Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
det| 10 2 ; 3 11 | = 104
66K
∑_{k=1}^{n} k = n(n+1)/2
\frac{4}{6} \sum_{i=1}^{n} i^{2}
2K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 7 7 ; 4 8 | = 28
174K
∇²x = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
380K
det| 7 4 ; 4 8 | = 40
119K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
472K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
392K