Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 22:08Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
320K
det| 10 6 ; 4 11 | = 86
\frac{6}{3} \sum_{i=1}^{n} i^{2}
90K
det| 9 4 ; 1 10 | = 86
438K
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
394K
∫₀^∞ e^(-x²) dx = √π / 2
29K
9α² + 3α + 1 = 0
det| 7 9 ; 1 8 | = 47
94K
det| 5 6 ; 7 6 | = -12
211K
det| 3 4 ; 4 4 | = -4
det| 4 8 ; 3 5 | = -4
390K
9x² + 1x + 0 = 0
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1