Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-21 10:16Z
CaCO₃ → CaO + CO₂
∑_{k=1}^{n} k = n(n+1)/2
148K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
det| 5 6 ; 1 6 | = 24
122K
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-x²) dx = √π / 2
414K
det| 1 4 ; 2 2 | = -6
291K
\frac{12}{3} \sum_{i=1}^{n} i^{2}
det| 5 9 ; 0 6 | = 30
468K
det| 10 9 ; 2 11 | = 92
det| 7 4 ; 4 8 | = 40
335K
det| 4 9 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
33K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
298K
AgNO₃ + NaCl → AgCl↓ + NaNO₃