Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:27Z
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 4 ; 4 8 | = 40
40K
∫₀^∞ e^(-r²) dr = √π / 2
∫₀^∞ e^(-φ²) dφ = √π / 2
138K
7z² + 5z + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
176K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
306K