Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 17:41Z
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 4 ; 4 8 | = 40
297K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\frac{11}{5} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
67K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
306K
∑_{k=1}^{n} k = n(n+1)/2
322K