Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 00:43Z
6r² + 4r + 7 = 0
det| 4 6 ; 4 5 | = -4
66K
det| 9 4 ; 1 10 | = 86
222K
∫₀^∞ e^(-γ²) dγ = √π / 2
∫₀^∞ e^(-x²) dx = √π / 2
87K
1y² + 1y + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
61K
∑_{k=1}^{n} k = n(n+1)/2
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
380K
CaCO₃ → CaO + CO₂
∇²x = 0
∇²y = 0
λ = h/p
11γ² + 2γ + 7 = 0