Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 18:39Z
6r² + 7r + 2 = 0
∫₀^∞ e^(-t²) dt = √π / 2
75K
det| 4 8 ; 3 5 | = -4
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F = ma
det| 9 4 ; 1 10 | = 86
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det| 3 7 ; 1 4 | = 5
∑_{k=1}^{n} k = n(n+1)/2
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ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
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det| 8 9 ; 4 9 | = 36
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