Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 17:37Z
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
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8β² + 2β + 0 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 6 6 ; 3 7 | = 24
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∑_{k=1}^{n} k = n(n+1)/2
CH₄ + 2O₂ → CO₂ + 2H₂O
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\lim_{r\to 0} \frac{\sin r}{r} = 1
\lim_{α\to 0} \frac{\sin α}{α} = 1
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det| 12 1 ; 1 13 | = 155
\lim_{t\to 0} \frac{\sin t}{t} = 1