Field Notes / Σ /sym/4ff636
id=681105 · host=uk.mattivster.me · 2026-08-30 18:46Z
∑_{k=1}^{n} k = n(n+1)/2
\frac{6}{8} \sum_{i=1}^{n} i^{2}
N₂ + 3H₂ ⇌ 2NH₃
CH₄ + 2O₂ → CO₂ + 2H₂O
428K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
\frac{11}{6} \sum_{i=1}^{n} i^{2}
350K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
141K
8y² + 6y + 2 = 0
\lim_{β\to 0} \frac{\sin β}{β} = 1
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2