Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-21 10:18Z
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
141K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
∫₀^∞ e^(-x²) dx = √π / 2
7K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
414K
∑_{k=1}^{n} k = n(n+1)/2
291K
\frac{12}{3} \sum_{i=1}^{n} i^{2}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
468K
det| 10 9 ; 2 11 | = 92
det| 9 4 ; 5 10 | = 70
det| 4 9 ; 0 5 | = 20
4n² + 1n + 0 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃