Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:19Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
87K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
2K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 1 2 ; 4 2 | = -6
174K
det| 5 9 ; 0 6 | = 30
380K
∑_{k=1}^{n} k = n(n+1)/2
472K