Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 02:42Z
ΔS ≥ 0
\frac{1}{2} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
90K
det| 7 6 ; 1 8 | = 50
438K
∑_{k=1}^{n} k = n(n+1)/2
9θ² + 4θ + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
211K
det| 6 4 ; 1 7 | = 38