Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 22:20Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
320K
det| 10 6 ; 4 11 | = 86
∑_{k=1}^{n} k = n(n+1)/2
90K
det| 7 4 ; 4 8 | = 40
438K
ΔS ≥ 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
29K
9α² + 3α + 1 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
94K
det| 9 5 ; 6 10 | = 60
211K
det| 3 4 ; 4 4 | = -4
\oint_C \vec{F}\cdot d\vec{r} = 0
390K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
69K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}