Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 17:56Z
\lim_{z\to 0} \frac{\sin z}{z} = 1
∑_{k=1}^{n} k = n(n+1)/2
445K
∇ × E = −∂B/∂t
det| 1 2 ; 7 2 | = -12
235K
det| 8 2 ; 2 9 | = 68
det| 9 4 ; 1 10 | = 86
362K
PV = nRT
det| 2 7 ; 7 3 | = -43
405K
∂y/∂α = 1y
∑_{k=1}^{n} k = n(n+1)/2
442K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
42K
\oint_C \vec{F}\cdot d\vec{r} = 0