Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 02:41Z
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
144K
\frac{1}{2} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
90K
det| 5 6 ; 1 6 | = 24
438K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 3 ; 6 8 | = 38
29K
∑_{k=1}^{n} k = n(n+1)/2
390K