Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 23:47Z
2H₂ + O₂ → 2H₂O
det| 7 4 ; 4 8 | = 40
144K
8α² + 7α + 7 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 12 3 ; 4 13 | = 144
394K
∑_{k=1}^{n} k = n(n+1)/2
29K
∑_{k=1}^{n} k = n(n+1)/2
94K
det| 4 6 ; 0 5 | = 20
211K