Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:55Z
11x² + 3x + 4 = 0
det| 7 4 ; 4 8 | = 40
66K
det| 9 9 ; 5 10 | = 45
222K
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
174K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
380K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
335K