Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 22:41Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{11}{6} \sum_{i=1}^{n} i^{2}
320K
det| 9 9 ; 5 10 | = 45
144K
det| 10 6 ; 4 11 | = 86
det| 9 3 ; 3 10 | = 81
90K
det| 12 1 ; 5 13 | = 151
438K
ΔS ≥ 0
det| 9 4 ; 1 10 | = 86
394K
9α² + 3α + 1 = 0
det| 7 2 ; 7 8 | = 42
94K
det| 10 2 ; 3 11 | = 104
211K
det| 3 4 ; 4 4 | = -4
∑_{k=1}^{n} k = n(n+1)/2
69K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
352K