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
\frac{11}{2} \sum_{i=1}^{n} i^{2}
90K
d/dψ [ψ^11] = 11ψ^10
438K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
394K
7z² + 2z + 5 = 0
det| 1 1 ; 5 2 | = -3
94K
det| 4 2 ; 4 5 | = 12
211K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
311K