Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 20:22Z
E = mc²
det| 9 7 ; 3 10 | = 69
144K
2ω² + 4ω + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
90K
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
394K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
94K
det| 2 1 ; 2 3 | = 4