Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:25Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
66K
∑_{k=1}^{n} k = n(n+1)/2
det| 1 2 ; 7 2 | = -12
87K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 12 3 ; 4 13 | = 144
174K
∇²x = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
380K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
119K