Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 15:20Z
F = G m₁m₂ / r²
4z² + 8z + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
375K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
372K
11n² + 2n + 4 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
130K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
6φ² + 2φ + 5 = 0
\frac{4}{4} \sum_{i=1}^{n} i^{2}
det| 6 2 ; 0 7 | = 42