Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 21:54Z
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
479K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 11 9 ; 0 12 | = 132
129K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 5 9 ; 7 6 | = -33
191K
∑_{k=1}^{n} k = n(n+1)/2
390K
\lim_{α\to 0} \frac{\sin α}{α} = 1
det| 4 6 ; 4 5 | = -4
153K
\frac{10}{1} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
338K