Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 18:28Z
∇²α = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
326K
∑_{k=1}^{n} k = n(n+1)/2
198K
6φ² + 8φ + 4 = 0
∂φ/∂φ = 1φ
∑_{k=1}^{n} k = n(n+1)/2
366K
det| 4 8 ; 1 5 | = 12
det| 5 6 ; 7 6 | = -12
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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
\oint_C \vec{F}\cdot d\vec{r} = 0
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 10 7 ; 3 11 | = 89
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∇²r = 0