Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:28Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
144K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
det| 4 6 ; 4 5 | = -4
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
94K
det| 9 4 ; 1 10 | = 86
211K
\frac{7}{1} \sum_{i=1}^{n} i^{2}
69K
∫₀^∞ e^(-β²) dβ = √π / 2
144K