Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 20:51Z
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
320K
det| 9 9 ; 5 10 | = 45
144K
2ω² + 4ω + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
90K
det| 9 7 ; 3 10 | = 69
438K
E = mc²
\oint_C \vec{F}\cdot d\vec{r} = 0
394K
\frac{12}{6} \sum_{i=1}^{n} i^{2}
29K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
\frac{7}{1} \sum_{i=1}^{n} i^{2}
211K
det| 2 1 ; 2 3 | = 4
det| 7 4 ; 4 8 | = 40
390K
\binom{n}{k} = \frac{n!}{k!(n-k)!}