Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 15:18Z
F = G m₁m₂ / r²
det| 9 4 ; 1 10 | = 86
232K
4z² + 8z + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
47K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 5 6 ; 7 6 | = -12
372K
11n² + 2n + 4 = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
130K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
455K