Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:44Z
∂y/∂t = 1y
Fe₂O₃ + 3CO → 2Fe + 3CO₂
66K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
87K
∑_{k=1}^{n} k = n(n+1)/2
2K
ΔS ≥ 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
174K
∑_{k=1}^{n} k = n(n+1)/2
61K
det| 6 1 ; 1 7 | = 41
\frac{6}{3} \sum_{i=1}^{n} i^{2}
380K
\lim_{n\to 0} \frac{\sin n}{n} = 1
∑_{k=1}^{n} k = n(n+1)/2
119K
\oint_C \vec{F}\cdot d\vec{r} = 0
472K