Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-21 22:00Z
\oint_C \vec{F}\cdot d\vec{r} = 0
\lim_{β\to 0} \frac{\sin β}{β} = 1
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∂r/∂θ = 5r
CH₄ + 2O₂ → CO₂ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O