Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 02:02Z
∇²t = 0
7r² + 4r + 0 = 0
det| 8 9 ; 4 9 | = 36
47K
∇²β = 0
\frac{8}{9} \sum_{i=1}^{n} i^{2}
8r² + 8r + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
455K
det| 4 1 ; 3 5 | = 17
det| 5 9 ; 0 6 | = 30
324K
CH₄ + 2O₂ → CO₂ + 2H₂O