ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:35Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 8 ; 0 5 | = 20
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det| 9 4 ; 1 10 | = 86
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∫₀^∞ e^(-r²) dr = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
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12γ² + 2γ + 2 = 0
det| 2 7 ; 7 3 | = -43
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