Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 18:14Z
∇²r = 0
det| 9 4 ; 1 10 | = 86
66K
∑_{k=1}^{n} k = n(n+1)/2
222K
det| 7 6 ; 4 8 | = 32
∂ψ/∂β = 4ψ
det| 7 2 ; 3 8 | = 50
det| 10 4 ; 1 11 | = 106
det| 1 8 ; 0 2 | = 2
8φ² + 4φ + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
F = G m₁m₂ / r²