Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 07:21Z
3α² + 5α + 5 = 0
\frac{8}{7} \sum_{i=1}^{n} i^{2}
232K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{12}{6} \sum_{i=1}^{n} i^{2}
375K
∑_{k=1}^{n} k = n(n+1)/2
47K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{t\to 0} \frac{\sin t}{t} = 1
165K
det| 9 4 ; 1 10 | = 86
372K
∂θ/∂ω = 7θ
∇²x = 0
\frac{7}{1} \sum_{i=1}^{n} i^{2}
455K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∇²n = 0