Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 16:37Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
320K
∫₀^∞ e^(-t²) dt = √π / 2
144K
det| 8 9 ; 3 9 | = 45
CH₄ + 2O₂ → CO₂ + 2H₂O
438K
E = mc²
det| 9 4 ; 1 10 | = 86
29K
CH₄ + 2O₂ → CO₂ + 2H₂O
94K
∑_{k=1}^{n} k = n(n+1)/2
211K