Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 00:21Z
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
\lim_{α\to 0} \frac{\sin α}{α} = 1
90K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
438K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 12 7 ; 7 13 | = 107
394K
7z² + 2z + 5 = 0
\frac{12}{6} \sum_{i=1}^{n} i^{2}
94K
\lim_{r\to 0} \frac{\sin r}{r} = 1
211K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
69K