Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 20:38Z
E = mc²
det| 4 6 ; 4 5 | = -4
320K
2ω² + 4ω + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
90K
∑_{k=1}^{n} k = n(n+1)/2
438K
E = mc²
det| 9 4 ; 1 10 | = 86
394K
det| 7 3 ; 6 8 | = 38
29K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
211K