ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:53Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
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∫₀^∞ e^(-x²) dx = √π / 2
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∇²ω = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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\frac{6}{7} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 7 8 ; 4 8 | = 24
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det| 10 9 ; 0 11 | = 110
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