Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:13Z
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 2 7 ; 7 3 | = -43
40K
det| 9 4 ; 1 10 | = 86
297K
∫₀^∞ e^(-r²) dr = √π / 2
7z² + 5z + 1 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
176K
∑_{k=1}^{n} k = n(n+1)/2
67K
∑_{k=1}^{n} k = n(n+1)/2