Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:32Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-z²) dz = √π / 2
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3β² + 6β + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
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F = ma
∫₀^∞ e^(-x²) dx = √π / 2
191K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
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det| 1 4 ; 3 2 | = -10
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det| 5 9 ; 0 6 | = 30
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det| 7 9 ; 1 8 | = 47
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