{"type":"rich","version":"1.0","title":"Dimensionless angular power spectrum of CMB anisotropies","html":"<span class=\"wb-embed wb-embed-math\" data-latex=\"\\mathcal{D}_{\\ell} = \\frac{\\ell(\\ell+1)}{2\\pi}C_{\\ell}\">\\mathcal{D}_{\\ell} = \\frac{\\ell(\\ell+1)}{2\\pi}C_{\\ell}</span>","width":640,"height":320}