Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:32Z
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 4 8 ; 3 5 | = -4
40K
∫₀^∞ e^(-r²) dr = √π / 2
det| 12 9 ; 5 13 | = 111
138K
7z² + 5z + 1 = 0
det| 7 4 ; 4 8 | = 40
176K
∑_{k=1}^{n} k = n(n+1)/2
67K
∑_{k=1}^{n} k = n(n+1)/2
det| 4 4 ; 5 5 | = 0
306K
∑_{k=1}^{n} k = n(n+1)/2
322K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
417K