Positivity and Monotonicity Preserving Biquartic Rational Interpolation Spline Surface

Table 2

Monotonic surface data set.

𝑦/𝑥	1	100	200	300
1	1.0100	31.9390	53.7148	72.8052
100	3.1939	101.0000	169.8611	230.2302
200	3.7982	120.1099	202.0000	273.7914
300	4.2034	132.9235	223.5497	303.0000