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
∑_{k=1}^{n} k = n(n+1)/2
438K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{x\to 0} \frac{\sin x}{x} = 1
394K
7z² + 2z + 5 = 0
det| 11 8 ; 2 12 | = 116
390K
det| 9 3 ; 3 10 | = 81
69K
det| 4 2 ; 4 5 | = 12
352K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
16K