Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:58Z
11x² + 3x + 4 = 0
∑_{k=1}^{n} k = n(n+1)/2
66K
∑_{k=1}^{n} k = n(n+1)/2
222K
ω = 2πf
\frac{2}{2} \sum_{i=1}^{n} i^{2}
2K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
λ = h/p
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
CaCO₃ → CaO + CO₂