Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:19Z
11x² + 3x + 4 = 0
\lim_{β\to 0} \frac{\sin β}{β} = 1
66K
ω = 2πf
CH₄ + 2O₂ → CO₂ + 2H₂O
87K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
174K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
119K
det| 7 4 ; 4 8 | = 40
392K
∑_{k=1}^{n} k = n(n+1)/2
32K