Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:27Z
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
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3β² + 6β + 2 = 0
det| 5 3 ; 7 6 | = 9
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\oint_C \vec{F}\cdot d\vec{r} = 0
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F = ma
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\frac{8}{7} \sum_{i=1}^{n} i^{2}
det| 5 2 ; 3 6 | = 24
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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