Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 00:14Z
6r² + 4r + 7 = 0
∫₀^∞ e^(-γ²) dγ = √π / 2
det| 1 7 ; 7 2 | = -47
2K
1y² + 1y + 6 = 0
det| 11 9 ; 0 12 | = 132
174K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
380K
CaCO₃ → CaO + CO₂