Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:27Z
∇ × E = −∂B/∂t
\frac{8}{9} \sum_{i=1}^{n} i^{2}
det| 4 8 ; 3 5 | = -4
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det| 7 2 ; 7 8 | = 42
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F = ma
∑_{k=1}^{n} k = n(n+1)/2
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det| 1 4 ; 3 2 | = -10
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det| 7 4 ; 4 8 | = 40
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