Table 3 The errors of the approximation of \(\pmb{K_{p_{n_{1}},q_{n_{1}},p_{n_{2}},q_{n_{2}}}^{n_{1},n_{2},\alpha,\beta,l}(f;x,y)}\) for \(\pmb{q_{n_{1}} = q_{n_{2}} = 0.9999}\) , \(\pmb{l=1}\) , \(\pmb{\alpha=3}\) , \(\pmb{\beta=2}\) and different values of \(\pmb{p_{n_{1}}}\) , \(\pmb{p_{n_{2}}}\) and \(\pmb{n_{1}}\) , \(\pmb{n_{2}}\)
From: Bivariate tensor product \((p, q)\)-analogue of Kantorovich-type Bernstein-Stancu-Schurer operators
\(\boldsymbol{n_{1} =n_{2}}\) | \(\boldsymbol{p_{n_{1}}=p_{n_{2}}}\) | \(\boldsymbol{\|f(x,y) - K_{p_{n_{1}},q_{n_{1}},p_{n_{2}},q_{n_{2}}}^{n_{1},n_{2},\alpha,\beta ,l}(f;x,y)\|_{\infty}}\) |
|---|---|---|
10 | 1 − 1/1010 | 0.406691 |
15 | 1 − 1/1011 | 0.259663 |
20 | 1 − 1/1012 | 0.188202 |
25 | 1 − 1/1013 | 0.150589 |
30 | 1 − 1/1014 | 0.131836 |
35 | 1 − 1/1015 | 0.125673 |