Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:20Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
\frac{12}{6} \sum_{i=1}^{n} i^{2}
222K
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
2K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
∇²x = 0
det| 7 3 ; 6 8 | = 38
335K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\frac{8}{6} \sum_{i=1}^{n} i^{2}
119K
∇ × E = −∂B/∂t
E = mc²
∇²φ = 0
\lim_{x\to 0} \frac{\sin x}{x} = 1