Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 02:03Z
∇²t = 0
det| 7 3 ; 6 8 | = 38
164K
det| 4 6 ; 4 5 | = -4
232K
7r² + 4r + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
375K
∇²β = 0
\frac{8}{9} \sum_{i=1}^{n} i^{2}
8r² + 8r + 0 = 0
det| 7 9 ; 1 8 | = 47
336K
det| 7 4 ; 4 8 | = 40
215K