Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:34Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
320K
det| 4 6 ; 4 5 | = -4
144K
det| 4 7 ; 0 5 | = 20
\oint_C \vec{F}\cdot d\vec{r} = 0
90K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
211K
det| 12 4 ; 3 13 | = 144
det| 7 4 ; 4 8 | = 40
390K
12γ² + 8γ + 0 = 0
9t² + 4t + 4 = 0
PV = nRT