Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:14Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-r²) dr = √π / 2
7z² + 5z + 1 = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
176K
∑_{k=1}^{n} k = n(n+1)/2
67K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
306K
det| 4 8 ; 3 5 | = -4
322K
N₂ + 3H₂ ⇌ 2NH₃
det| 4 7 ; 2 5 | = 6
112K
2t² + 5t + 1 = 0
d/dz [z^11] = 11z^10
247K
12φ² + 4φ + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂