Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 21:24Z
∑_{k=1}^{n} k = n(n+1)/2
det| 10 4 ; 1 11 | = 106
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\oint_C \vec{F}\cdot d\vec{r} = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-φ²) dφ = √π / 2
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\lim_{α\to 0} \frac{\sin α}{α} = 1
CH₄ + 2O₂ → CO₂ + 2H₂O
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