Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:31Z
11x² + 3x + 4 = 0
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
87K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
2K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 5 6 ; 1 6 | = 24
380K
λ = h/p
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 12 9 ; 5 13 | = 111
32K
1θ² + 7θ + 5 = 0