Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:12Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-r²) dr = √π / 2
det| 12 9 ; 5 13 | = 111
138K
7z² + 5z + 1 = 0
det| 10 7 ; 3 11 | = 89
67K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
112K