Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 17:06Z
\lim_{z\to 0} \frac{\sin z}{z} = 1
∑_{k=1}^{n} k = n(n+1)/2
445K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
193K
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
322K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
235K
det| 8 2 ; 2 9 | = 68
det| 11 9 ; 0 12 | = 132
362K
PV = nRT
∑_{k=1}^{n} k = n(n+1)/2
179K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
405K
∂y/∂α = 1y
det| 7 4 ; 4 8 | = 40
442K
∂r/∂β = 3r
\oint_C \vec{F}\cdot d\vec{r} = 0