Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:13Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
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3β² + 6β + 2 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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F = ma
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\frac{8}{7} \sum_{i=1}^{n} i^{2}
det| 10 7 ; 3 11 | = 89
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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1x² + 5x + 7 = 0
∇²ψ = 0
det| 4 4 ; 5 5 | = 0
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\lim_{t\to 0} \frac{\sin t}{t} = 1
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