Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 17:50Z
∫₀^∞ e^(-φ²) dφ = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
320K
det| 12 9 ; 5 13 | = 111
144K
det| 1 9 ; 5 2 | = -43
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
438K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
394K
\oint_C \vec{F}\cdot d\vec{r} = 0
\lim_{r\to 0} \frac{\sin r}{r} = 1
94K
det| 9 4 ; 1 10 | = 86
390K