Abel–Goncharov Type Multiquadric Quasi-Interpolation Operators with Higher Approximation Order

Table 1

Saddle.

(2, 1)	0.000398	0.001875	0.000476	0.002273
(2, 2)	0.000336	0.002426	0.001960	0.009792
(3, 1)	0.000395	0.001873	0.000473	0.002270
(3, 2)	0.000330	0.002429	0.001944	0.009775
(4, 1)	0.000395	0.001873	0.000473	0.002270
(4, 2)	0.000330	0.002429	0.001944	0.009775