Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 17:09Z
\lim_{z\to 0} \frac{\sin z}{z} = 1
\oint_C \vec{F}\cdot d\vec{r} = 0
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∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
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det| 8 2 ; 2 9 | = 68
∑_{k=1}^{n} k = n(n+1)/2
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PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∂y/∂α = 1y
det| 9 4 ; 1 10 | = 86
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\oint_C \vec{F}\cdot d\vec{r} = 0
e^{i\pi} + 1 = 0