Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:39Z
∇ × E = −∂B/∂t
\frac{8}{9} \sum_{i=1}^{n} i^{2}
\oint_C \vec{F}\cdot d\vec{r} = 0
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F = ma
det| 7 4 ; 4 8 | = 40
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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10n² + 4n + 5 = 0
det| 10 7 ; 3 11 | = 89
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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det| 6 6 ; 3 7 | = 24
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∫₀^∞ e^(-γ²) dγ = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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det| 4 8 ; 3 5 | = -4
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