Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 02:03Z
∇²t = 0
7r² + 4r + 0 = 0
det| 9 4 ; 1 10 | = 86
375K
∇²β = 0
det| 4 8 ; 3 5 | = -4
372K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
8r² + 8r + 0 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
336K
det| 5 6 ; 2 6 | = 18
215K
∑_{k=1}^{n} k = n(n+1)/2
324K