Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:05Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
320K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-φ²) dφ = √π / 2
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
94K
det| 12 4 ; 3 13 | = 144
det| 7 8 ; 4 8 | = 24
390K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
69K
12γ² + 8γ + 0 = 0
det| 9 4 ; 1 10 | = 86
144K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
352K