Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:25Z
∇ × E = −∂B/∂t
∫₀^∞ e^(-φ²) dφ = √π / 2
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\frac{8}{9} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
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det| 7 9 ; 1 8 | = 47
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F = ma
det| 10 4 ; 1 11 | = 106
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det| 11 9 ; 0 12 | = 132
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10n² + 4n + 5 = 0
det| 5 9 ; 0 6 | = 30
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
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d/dy [y^11] = 11y^10
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