Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 18:38Z
∇²α = 0
6φ² + 8φ + 4 = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
155K
∑_{k=1}^{n} k = n(n+1)/2
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∂φ/∂φ = 1φ
det| 10 4 ; 1 11 | = 106
366K
det| 5 9 ; 7 6 | = -33
201K
det| 4 8 ; 1 5 | = 12
det| 7 4 ; 4 8 | = 40
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det| 3 3 ; 4 4 | = 0
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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
∑_{k=1}^{n} k = n(n+1)/2
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det| 11 4 ; 5 12 | = 112
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O