NAG Library Manual, Mark 27.2
Interfaces:  FL   CL   CPP   AD 
NAG CL Interface Introduction
Example description

nag_interp_dim1_everett (e01abc) Example Program Results

Central differences order 0  of Y0 =     -1.00000
                                Y1 =     -0.46000
Central differences order 1  of Y0 =      1.01000
                                Y1 =      1.92000
Central differences order 2  of Y0 =     -0.04000
                                Y1 =      3.80000

Function value at interpolation point =     -0.83591