Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:48Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{β\to 0} \frac{\sin β}{β} = 1
320K
det| 7 1 ; 7 8 | = 49
144K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
90K
det| 9 4 ; 1 10 | = 86
438K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
94K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
211K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
69K