Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 15:35Z
d/dz [z^3] = 3z^2
det| 3 7 ; 2 4 | = -2
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∫₀^∞ e^(-φ²) dφ = √π / 2
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6φ² + 8φ + 0 = 0
det| 9 4 ; 1 10 | = 86
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ω = 2πf
det| 10 8 ; 7 11 | = 54
det| 5 6 ; 2 6 | = 18
∑_{k=1}^{n} k = n(n+1)/2
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