Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-24 02:39Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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det| 5 6 ; 1 6 | = 24
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∫₀^∞ e^(-r²) dr = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\oint_C \vec{F}\cdot d\vec{r} = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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det| 9 4 ; 1 10 | = 86
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d/dφ [φ^6] = 6φ^5