Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:48Z
11x² + 3x + 4 = 0
ω = 2πf
\frac{6}{7} \sum_{i=1}^{n} i^{2}
2K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 5 6 ; 1 6 | = 24
380K
∫₀^∞ e^(-x²) dx = √π / 2
335K
det| 7 2 ; 7 8 | = 42
119K
det| 4 8 ; 3 5 | = -4
472K
∑_{k=1}^{n} k = n(n+1)/2
392K
det| 9 4 ; 1 10 | = 86
32K