Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 23:07Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-r²) dr = √π / 2
\oint_C \vec{F}\cdot d\vec{r} = 0
138K
7z² + 5z + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
67K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
322K
N₂ + 3H₂ ⇌ 2NH₃
\frac{11}{6} \sum_{i=1}^{n} i^{2}
374K
2t² + 5t + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
247K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂