Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:19Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
87K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
2K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
174K
∇²x = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
380K
∑_{k=1}^{n} k = n(n+1)/2
335K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 10 7 ; 3 11 | = 89
472K
det| 9 4 ; 1 10 | = 86
392K
det| 12 1 ; 5 13 | = 151
32K