ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:06Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\lim_{y\to 0} \frac{\sin y}{y} = 1
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 5 ; 6 10 | = 60
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{t\to 0} \frac{\sin t}{t} = 1
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det| 5 7 ; 2 6 | = 16
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∫₀^∞ e^(-t²) dt = √π / 2
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