Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:39Z
∇ × E = −∂B/∂t
\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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\frac{8}{9} \sum_{i=1}^{n} i^{2}
det| 3 6 ; 0 4 | = 12
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det| 9 4 ; 1 10 | = 86
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F = ma
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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10n² + 4n + 5 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-γ²) dγ = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\lim_{t\to 0} \frac{\sin t}{t} = 1
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det| 6 9 ; 4 7 | = 6
det| 9 5 ; 1 10 | = 85