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Table 2 Error of approximation of the operators \(R_{n,m}\) and \(G_{n,m}\) to \(\mu (z,y)=\frac{3}{2}-zye^{-\frac{y}{2}}\) for \({n=m}=35\)

From: Approximation by bivariate Chlodowsky type Szász–Durrmeyer operators and associated GBS operators on weighted spaces

(z,y)

\(|R_{35,35}(\mu ;z,y)-\mu (z,y)|\)

\(|G_{35,35} (\mu ;z,y)-\mu (z,y)|\)

(0.1,1.9)

0.06428470976

0.002120692726

(1.8,0.7)

0.06139758399

0.000754980516

(0.4,1.8)

0.05735796320

0.002090527419

(0.9,0.9)

0.05065017152

0.000280609201

(0.2,0.6)

0.04596062125

0.001407297777

(1.2,1.2)

0.04357712171

0.001298623143

(0.3,0.3)

0.04113235500

0.004038057284

(1.5,1.5)

0.03465505561

0.001851367364