Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:55Z
11x² + 3x + 4 = 0
ω = 2πf
det| 7 1 ; 7 8 | = 49
87K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
174K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
380K
∑_{k=1}^{n} k = n(n+1)/2
335K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
472K