Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:05Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
d/dx [x^7] = 7x^6
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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∫₀^∞ e^(-t²) dt = √π / 2
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\frac{11}{2} \sum_{i=1}^{n} i^{2}
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∫₀^∞ e^(-α²) dα = √π / 2
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\frac{2}{2} \sum_{i=1}^{n} i^{2}
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∫₀^∞ e^(-α²) dα = √π / 2
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