Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 18:29Z
9n² + 9n + 6 = 0
det| 5 6 ; 1 6 | = 24
269K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
131K
det| 12 9 ; 5 13 | = 111
158K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 6 ; 4 5 | = -4
240K
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
91K