Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 04:06Z
5ψ² + 7ψ + 4 = 0
det| 4 8 ; 3 5 | = -4
164K
det| 1 2 ; 7 2 | = -12
232K
ω = 2πf
det| 2 7 ; 7 3 | = -43
det| 9 2 ; 3 10 | = 84
165K
∑_{k=1}^{n} k = n(n+1)/2
372K
d/dt [t^8] = 8t^7
det| 9 4 ; 1 10 | = 86
430K