Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:38Z
∇ × E = −∂B/∂t
det| 7 4 ; 4 8 | = 40
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\frac{8}{9} \sum_{i=1}^{n} i^{2}
det| 10 7 ; 3 11 | = 89
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F = ma
det| 5 9 ; 7 6 | = -33
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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)!}
∑_{k=1}^{n} k = n(n+1)/2
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det| 3 7 ; 2 4 | = -2
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