Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 21:13Z
∑_{k=1}^{n} k = n(n+1)/2
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
479K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 9 ; 1 8 | = 47
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
191K
\lim_{α\to 0} \frac{\sin α}{α} = 1
\oint_C \vec{F}\cdot d\vec{r} = 0
153K
\frac{10}{1} \sum_{i=1}^{n} i^{2}
det| 1 4 ; 0 2 | = 2
338K
d/dy [y^11] = 11y^10
188K
det| 7 4 ; 4 8 | = 40
416K