Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 04:03Z
5ψ² + 7ψ + 4 = 0
det| 7 8 ; 6 8 | = 8
164K
det| 9 5 ; 6 10 | = 60
232K
ω = 2πf
det| 2 7 ; 7 3 | = -43
det| 11 9 ; 0 12 | = 132
430K
∑_{k=1}^{n} k = n(n+1)/2
455K
det| 7 4 ; 4 8 | = 40
336K