Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:08Z
∂y/∂t = 1y
det| 2 4 ; 4 3 | = -10
66K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
222K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 3 ; 3 10 | = 81
87K
det| 12 1 ; 5 13 | = 151
2K
ΔS ≥ 0
det| 7 4 ; 4 8 | = 40
61K
det| 6 1 ; 1 7 | = 41
Fe₂O₃ + 3CO → 2Fe + 3CO₂
335K
\lim_{n\to 0} \frac{\sin n}{n} = 1
∑_{k=1}^{n} k = n(n+1)/2
119K
\frac{9}{7} \sum_{i=1}^{n} i^{2}