Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 07:22Z
3α² + 5α + 5 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
232K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{12}{7} \sum_{i=1}^{n} i^{2}
375K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 6 ; 1 6 | = 24
165K
∑_{k=1}^{n} k = n(n+1)/2
372K
∂θ/∂ω = 7θ
\lim_{r\to 0} \frac{\sin r}{r} = 1
430K
det| 9 4 ; 1 10 | = 86
455K
∑_{k=1}^{n} k = n(n+1)/2
215K