Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:00Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
320K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
90K
2r² + 6r + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
394K
E = mc²
\oint_C \vec{F}\cdot d\vec{r} = 0
94K
∂y/∂y = 3y
ΔS ≥ 0
det| 9 4 ; 1 10 | = 86
144K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
352K