The number of output data points in the X coordinate direction. The number of output data points in the Y coordinate direction. C C Specifty the number of knots in the X direction. C C Specifty the number of knots in the Y direction. The size of the workspace.
C C Specify the numbers of knots in each coordinate direction.
N2 C C Calculate the approximated functuion values. C C Plot a surface. C C Open GKS and define the foreground and background color. C C Approximated function. C C Mixed partial.