Figure 1From: Approximation by bivariate Chlodowsky type Szász–Durrmeyer operators and associated GBS operators on weighted spacesThe convergence of operators \(R_{n,m}\) to \(\mu (z,y)=y^{2}e^{-\frac{z}{3}}\) (yellow) for \({n=m}=5\) (red), \({n=m}=10\) (blue), \({n=m}=30\) (green)Back to article page