Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 02:13Z
∂r/∂t = 7r
\lim_{y\to 0} \frac{\sin y}{y} = 1
det| 3 6 ; 0 4 | = 12
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iħ ∂ψ/∂t = Ĥψ
det| 7 4 ; 4 8 | = 40
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det| 12 8 ; 0 13 | = 156
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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∑_{k=1}^{n} k = n(n+1)/2
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det| 12 4 ; 2 13 | = 148
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1