Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 23:54Z
2H₂ + O₂ → 2H₂O
\frac{2}{2} \sum_{i=1}^{n} i^{2}
320K
8α² + 7α + 7 = 0
\frac{6}{3} \sum_{i=1}^{n} i^{2}
90K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 2 7 ; 7 3 | = -43
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
94K
\oint_C \vec{F}\cdot d\vec{r} = 0
390K