Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:55Z
11x² + 3x + 4 = 0
det| 7 9 ; 1 8 | = 47
222K
ω = 2πf
det| 9 3 ; 3 10 | = 81
87K
∑_{k=1}^{n} k = n(n+1)/2
2K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 1 4 ; 2 2 | = -6
380K
∑_{k=1}^{n} k = n(n+1)/2
335K
λ = h/p
∑_{k=1}^{n} k = n(n+1)/2
119K
\frac{4}{6} \sum_{i=1}^{n} i^{2}
472K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
392K