Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 12:28Z
5θ² + 4θ + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
164K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 2 ; 3 10 | = 84
375K
det| 9 4 ; 1 10 | = 86
47K
10r² + 3r + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
372K
ΔS ≥ 0
det| 9 5 ; 1 10 | = 85
430K
det| 1 4 ; 0 2 | = 2
336K