Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 04:56Z
5ψ² + 7ψ + 4 = 0
det| 7 4 ; 4 8 | = 40
232K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
47K
det| 2 7 ; 7 3 | = -43
∑_{k=1}^{n} k = n(n+1)/2
372K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
430K
det| 7 8 ; 6 8 | = 8
130K