Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 00:59Z
∇²β = 0
3y² + 5y + 2 = 0
d/dx [x^2] = 2x^1
∑_{k=1}^{n} k = n(n+1)/2
165K
det| 9 7 ; 3 10 | = 69
372K
1φ² + 5φ + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
430K
det| 10 1 ; 6 11 | = 104
130K
e^{i\pi} + 1 = 0