Bridging functions for printing/plotting function objects.
# S3 method for KSpline
print(x, …)
# S3 method for KSpline
plot(x, …)
# S3 method for KSpline
lines(x, …)
# S3 method for KSpline
points(x, …)kub.printf (…)
kub.plotf (…)
kub.linesf (…)
kub.pointsf (…)
The first argument.
Arguments for specific methods.
In general, do not call kub.printf, etc. Call print and plot instead. (These call kub.printf and kub.plotf).