Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 12:48Z
5θ² + 4θ + 7 = 0
det| 2 7 ; 7 3 | = -43
164K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
375K
10r² + 3r + 3 = 0
det| 2 4 ; 4 3 | = -10
165K
∑_{k=1}^{n} k = n(n+1)/2
372K
det| 7 7 ; 4 8 | = 28
430K