Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 15:18Z
F = G m₁m₂ / r²
4z² + 8z + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 9 7 ; 3 10 | = 69
165K
∑_{k=1}^{n} k = n(n+1)/2
372K
11n² + 2n + 4 = 0
det| 1 2 ; 7 2 | = -12
430K
det| 4 8 ; 3 5 | = -4
130K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
\frac{4}{4} \sum_{i=1}^{n} i^{2}
det| 6 2 ; 0 7 | = 42