Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 16:04Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-φ²) dφ = √π / 2
144K
det| 8 9 ; 3 9 | = 45
E = mc²
det| 10 1 ; 6 11 | = 104
Fe₂O₃ + 3CO → 2Fe + 3CO₂
94K
det| 2 6 ; 5 3 | = -24
∑_{k=1}^{n} k = n(n+1)/2
69K
det| 10 6 ; 3 11 | = 92
3γ² + 3γ + 5 = 0