Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-17 23:03Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
ω = 2πf
det| 7 4 ; 4 8 | = 40
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∫₀^∞ e^(-θ²) dθ = √π / 2
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