Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 16:11Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
320K
det| 8 9 ; 3 9 | = 45
det| 7 3 ; 6 8 | = 38
90K
∫₀^∞ e^(-t²) dt = √π / 2
438K
E = mc²
det| 10 1 ; 6 11 | = 104
∑_{k=1}^{n} k = n(n+1)/2
211K