Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:44Z
∂r/∂φ = 2r
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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e^{i\pi} + 1 = 0
det| 1 4 ; 3 2 | = -10
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det| 9 4 ; 1 10 | = 86
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 3 3 ; 4 4 | = 0
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\oint_C \vec{F}\cdot d\vec{r} = 0
det| 10 4 ; 1 11 | = 106
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det| 8 9 ; 4 9 | = 36
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