Six Subprograms for Curve Fitting Using Splines Under Tension [E2] (Algorithm A476) CACM April, 1974 Cline, A. K. interpolation, splines, contouring, curve fitting 5.13 8.2 CA740415 JB January 17, 1978 4:48 PM 2655 4 2655 2655 5 2655 2655 5 2655 2655 5 2655 2656 5 2655 2655 6 2655