Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 16:39Z
det| 4 4 ; 2 5 | = 12
∑_{k=1}^{n} k = n(n+1)/2
40K
d/dx [x^9] = 9x^8
det| 9 4 ; 1 10 | = 86
138K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
∑_{k=1}^{n} k = n(n+1)/2
ΔS ≥ 0
∇ × E = −∂B/∂t