Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 18:39Z
∇²α = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
326K
det| 3 3 ; 4 4 | = 0
198K
6φ² + 8φ + 4 = 0
∂φ/∂φ = 1φ
∑_{k=1}^{n} k = n(n+1)/2
366K
det| 4 8 ; 1 5 | = 12
det| 10 2 ; 1 11 | = 108
319K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 12 1 ; 4 13 | = 152
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∇²r = 0