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}
\oint_C \vec{F}\cdot d\vec{r} = 0
66K
∑_{k=1}^{n} k = n(n+1)/2
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
\frac{6}{3} \sum_{i=1}^{n} i^{2}
61K
CH₄ + 2O₂ → CO₂ + 2H₂O
119K
det| 9 4 ; 1 10 | = 86
472K