Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 00:22Z
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 6 2 ; 4 7 | = 34
438K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 1 3 ; 4 2 | = -10
394K
7z² + 2z + 5 = 0
det| 8 1 ; 0 9 | = 72
94K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
211K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 5 ; 1 10 | = 85
390K
det| 3 2 ; 1 4 | = 10
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
352K
ω = 2πf
det| 7 2 ; 3 8 | = 50
311K