Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 17:53Z
\lim_{z\to 0} \frac{\sin z}{z} = 1
∑_{k=1}^{n} k = n(n+1)/2
445K
∇ × E = −∂B/∂t
det| 8 2 ; 2 9 | = 68
\binom{n}{k} = \frac{n!}{k!(n-k)!}
212K
∫₀^∞ e^(-φ²) dφ = √π / 2
362K
PV = nRT
\frac{2}{2} \sum_{i=1}^{n} i^{2}
179K
det| 7 4 ; 4 8 | = 40
405K
∂y/∂α = 1y
Fe₂O₃ + 3CO → 2Fe + 3CO₂
42K
\oint_C \vec{F}\cdot d\vec{r} = 0