Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:09Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{x\to 0} \frac{\sin x}{x} = 1
144K
det| 4 7 ; 0 5 | = 20
Fe₂O₃ + 3CO → 2Fe + 3CO₂
90K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 3 ; 6 8 | = 38
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-x²) dx = √π / 2
211K
\oint_C \vec{F}\cdot d\vec{r} = 0
69K