Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:57Z
11x² + 3x + 4 = 0
∑_{k=1}^{n} k = n(n+1)/2
66K
det| 7 1 ; 7 8 | = 49
222K
ω = 2πf
det| 4 6 ; 4 5 | = -4
87K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{2}{2} \sum_{i=1}^{n} i^{2}
380K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
335K
λ = h/p
\frac{11}{6} \sum_{i=1}^{n} i^{2}
472K