Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 00:43Z
6r² + 4r + 7 = 0
∫₀^∞ e^(-γ²) dγ = √π / 2
∫₀^∞ e^(-x²) dx = √π / 2
87K
det| 9 2 ; 3 10 | = 84
2K
1y² + 1y + 6 = 0
det| 7 4 ; 4 8 | = 40
174K
∑_{k=1}^{n} k = n(n+1)/2
61K
∑_{k=1}^{n} k = n(n+1)/2
det| 2 7 ; 7 3 | = -43
380K
CaCO₃ → CaO + CO₂
∇²x = 0
∇²y = 0
λ = h/p
11γ² + 2γ + 7 = 0