Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 22:50Z
ω = 2πf
det| 7 4 ; 4 8 | = 40
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\lim_{x\to 0} \frac{\sin x}{x} = 1
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11β² + 9β + 0 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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ω = 2πf
∫₀^∞ e^(-ψ²) dψ = √π / 2
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\oint_C \vec{F}\cdot d\vec{r} = 0
det| 11 9 ; 5 12 | = 87
\frac{11}{6} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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