Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 17:56Z
∫₀^∞ e^(-φ²) dφ = √π / 2
∫₀^∞ e^(-t²) dt = √π / 2
320K
det| 7 4 ; 4 8 | = 40
144K
det| 1 9 ; 5 2 | = -43
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 8 ; 3 5 | = -4
394K
∑_{k=1}^{n} k = n(n+1)/2
29K