{"type":"rich","version":"1.0","title":"Navarro–Frenk–White dark matter halo profile","html":"<span class=\"wb-embed wb-embed-math\" data-latex=\"\\rho(r) = \\frac{\\rho_s}{\\frac{r}{r_s}\\left(1+\\frac{r}{r_s}\\right)^2}\">\\rho(r) = \\frac{\\rho_s}{\\frac{r}{r_s}\\left(1+\\frac{r}{r_s}\\right)^2}</span>","width":640,"height":320}