Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:20Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-r²) dr = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
138K
7z² + 5z + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
306K
N₂ + 3H₂ ⇌ 2NH₃
det| 4 4 ; 5 5 | = 0
112K
2t² + 5t + 1 = 0
12φ² + 4φ + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂