Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 18:54Z
6r² + 7r + 2 = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
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F = ma
det| 3 7 ; 1 4 | = 5
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
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det| 1 4 ; 3 2 | = -10
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det| 12 1 ; 4 13 | = 152
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∑_{k=1}^{n} k = n(n+1)/2
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