Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:19Z
11x² + 3x + 4 = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
66K
\frac{7}{1} \sum_{i=1}^{n} i^{2}
222K
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
87K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
2K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 1 2 ; 7 2 | = -12
335K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
119K
∑_{k=1}^{n} k = n(n+1)/2
392K
det| 9 4 ; 1 10 | = 86
32K