Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 17:55Z
det| 1 3 ; 0 2 | = 2
det| 8 9 ; 4 9 | = 36
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F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2
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det| 8 9 ; 4 9 | = 36
det| 9 4 ; 1 10 | = 86
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∑_{k=1}^{n} k = n(n+1)/2
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∫₀^∞ e^(-t²) dt = √π / 2
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