Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 20:49Z
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∫₀^∞ e^(-ψ²) dψ = √π / 2
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∑_{k=1}^{n} k = n(n+1)/2
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det| 4 7 ; 5 5 | = -15
CaCO₃ → CaO + CO₂
det| 3 6 ; 0 4 | = 12
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d/dω [ω^8] = 8ω^7
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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det| 10 7 ; 3 11 | = 89
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\frac{9}{3} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\binom{n}{k} = \frac{n!}{k!(n-k)!}