Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:39Z
∇ × E = −∂B/∂t
det| 3 6 ; 0 4 | = 12
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det| 5 9 ; 7 6 | = -33
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\frac{8}{9} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
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det| 5 6 ; 2 6 | = 18
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F = ma
10n² + 4n + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 3 ; 7 6 | = 9
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