Input: set of values at specified points , n, IRBF kernel, c
Output: set of values at new at points
1: Formulate vectors  , matrix , and Calculate Equations ((9), (10), (12), , , , , , )
2: Formulate matrix H and Calculate Equation
3: Formulate vector Equation
3: ForEach  
4:Calculate vectors and Equations ((12), (13))
5:Calculate vector Equation (8)
6:Calculate Equation (1)
7:Renew vectors   &  Equation and
9: End
Algorithm 1: Extrapolating given data of an unknown function.