Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:01Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
det| 1 1 ; 5 2 | = -3
87K
\frac{7}{1} \sum_{i=1}^{n} i^{2}
2K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 4 6 ; 4 5 | = -4
174K
det| 7 3 ; 6 8 | = 38
61K
∇²x = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
380K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
119K