Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 00:15Z
6r² + 4r + 7 = 0
det| 8 6 ; 5 9 | = 42
222K
∫₀^∞ e^(-γ²) dγ = √π / 2
∫₀^∞ e^(-t²) dt = √π / 2
87K
1y² + 1y + 6 = 0
det| 7 6 ; 1 8 | = 50
174K
∑_{k=1}^{n} k = n(n+1)/2
CaCO₃ → CaO + CO₂
det| 1 2 ; 4 2 | = -6
119K
∇²y = 0