Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-21 00:32Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
iħ ∂ψ/∂t = Ĥψ
det| 3 3 ; 4 4 | = 0
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det| 10 7 ; 5 11 | = 75
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
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CaCO₃ → CaO + CO₂
\lim_{α\to 0} \frac{\sin α}{α} = 1
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∫₀^∞ e^(-x²) dx = √π / 2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\oint_C \vec{F}\cdot d\vec{r} = 0