Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 05:37Z
∂r/∂ψ = 3r
\lim_{x\to 0} \frac{\sin x}{x} = 1
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∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∂ψ/∂φ = 4ψ
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 10 3 ; 5 11 | = 95
\frac{1}{8} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
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