Tracing the Evolution of ${\Omega }_m(z)$ over the Last 10 Billion Years with Non-parametric Methods

R. F. L. Holanda, J. F. Jesus, Z. C. Santana +1

We investigate the redshift evolution of the matter density parameter, ${\Omega }_m(z)$, using galaxy cluster gas mass fraction measurements combined with cosmic chronometer $H(z)$ data an…