Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 04:06Z
5ψ² + 7ψ + 4 = 0
ω = 2πf
∫₀^∞ e^(-x²) dx = √π / 2
375K
∫₀^∞ e^(-φ²) dφ = √π / 2
47K
det| 2 7 ; 7 3 | = -43
det| 7 4 ; 4 8 | = 40
165K
∑_{k=1}^{n} k = n(n+1)/2
372K
d/dt [t^8] = 8t^7
det| 4 8 ; 3 5 | = -4
430K
N₂ + 3H₂ ⇌ 2NH₃
2H₂ + O₂ → 2H₂O
∇²r = 0
d/dω [ω^9] = 9ω^8
det| 8 5 ; 6 9 | = 42