ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:05Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{x\to 0} \frac{\sin x}{x} = 1
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∇²ω = 0
det| 9 5 ; 1 10 | = 85
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\lim_{y\to 0} \frac{\sin y}{y} = 1
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 1 4 ; 3 2 | = -10
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det| 7 4 ; 4 8 | = 40
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det| 11 2 ; 5 12 | = 122
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∑_{k=1}^{n} k = n(n+1)/2
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