Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:02Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
det| 2 7 ; 7 3 | = -43
222K
∑_{k=1}^{n} k = n(n+1)/2
\frac{6}{3} \sum_{i=1}^{n} i^{2}
2K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
61K
∇²x = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 12 1 ; 4 13 | = 152
472K
E = mc²
∇²φ = 0