Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 00:40Z
6r² + 4r + 7 = 0
∫₀^∞ e^(-γ²) dγ = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
87K
1y² + 1y + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-φ²) dφ = √π / 2
380K
det| 7 4 ; 4 8 | = 40
335K
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
472K
∇²y = 0