Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 02:07Z
det| 2 2 ; 6 3 | = -6
\oint_C \vec{F}\cdot d\vec{r} = 0
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∑_{k=1}^{n} k = n(n+1)/2
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 9 4 ; 1 10 | = 86
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det| 3 1 ; 4 4 | = 8
det| 10 4 ; 1 11 | = 106
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\lim_{α\to 0} \frac{\sin α}{α} = 1
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ΔS ≥ 0
∇ × E = −∂B/∂t
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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10φ² + 7φ + 2 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 1 4 ; 0 2 | = 2
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CH₄ + 2O₂ → CO₂ + 2H₂O
E = mc²